| —— | 
                                        4-(2'-fluoro-4-hydroxymethyl-[2,4']bipyridinyl-6-yl)-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-42-4 | 
                                        C20H25FN4O3 | 
                                        388.442 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3-bromo-6-(4-tert-butoxycarbonyl-piperazin-1-yl)-2'-fluoro-[2,4']bipyridinyl-4-carboxylic acid methyl ester | 
                                        1201675-37-7 | 
                                        C21H24BrFN4O4 | 
                                        495.348 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-carbamoyl-2'-fluoro[2,4']bipyridinyl-6-yl)piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201674-92-1 | 
                                        C20H24FN5O3 | 
                                        401.441 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        6-(4-tert-butoxycarbonyl-piperazin-1-yl)-2'-fluoro-3-phenyl-[2,4']bipyridinyl-4-carboxylic acid methyl ester | 
                                        1201675-38-8 | 
                                        C27H29FN4O4 | 
                                        492.55 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        6-(4-tert-butoxycarbonyl-piperazin-1-yl)-2'-fluoro-3-phenyl-[2,4']bipyridinyl-4-carboxylic acid | 
                                        1201675-39-9 | 
                                        C26H27FN4O4 | 
                                        478.523 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(2'-cyclohexylamino-4-hydroxymethyl-[2,4']bipyridinyl-6-yl)-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-43-5 | 
                                        C26H37N5O3 | 
                                        467.611 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-carbamoyl-2'-cyclohexylamino[2,4']bipyridinyl-6-yl)piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201674-93-2 | 
                                        C26H36N6O3 | 
                                        480.61 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-{4-carbamoyl-2'-[2-(4-hydroxyphenyl)ethylamino]-[2,4']bipyridinyl-6-yl}-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201674-96-5 | 
                                        C28H34N6O4 | 
                                        518.616 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-cyano-2'-cyclohexylamino-[2,4']bipyridinyl-6-yl)-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-53-7 | 
                                        C26H34N6O2 | 
                                        462.595 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-bromomethyl-2'-cyclohexylamino-[2,4']bipyridinyl-6-yl)-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-44-6 | 
                                        C26H36BrN5O2 | 
                                        530.508 | 
                                    
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                                                        
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                        | —— | 
                                        4-(4-carbamoyl-2'-fluoro-3-phenyl-[2,4']bipyridinyl-6-yl)-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-40-2 | 
                                        C26H28FN5O3 | 
                                        477.538 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-aminomethyl-2'-cyclohexylamino-[2,4']bipyridinyl-6-yl)-piperazin-1-carboxylic acid tert-butyl ester | 
                                        1201675-47-9 | 
                                        C26H38N6O2 | 
                                        466.627 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-azidomethyl-2'-cyclohexylamino-[2,4']bipyridinyl-6-yl)-piperazin-1-carboxylic acid tert-butyl ester | 
                                        1201675-46-8 | 
                                        C26H36N8O2 | 
                                        492.624 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-cyanomethyl-2'-cyclohexylamino-[2,4']bipyridinyl-6-yl)-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-45-7 | 
                                        C27H36N6O2 | 
                                        476.622 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-[4-carbamoyl-2'-(3,4-dimethoxybenzylamino)-[2,4']bipyridinyl-6-yl]-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201674-94-3 | 
                                        C29H36N6O5 | 
                                        548.642 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-[4-ethylcarbamoyl-2'-(1-methyl-1H-pyrazol-3-ylamine)-[2,4']bipyridinyl-6-yl]-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-59-3 | 
                                        C26H34N8O3 | 
                                        506.608 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2'-cyclohexylamino-6-piperazin-1-yl-[2,4']bipyridinyl-4-yl)-methanol | 
                                        1201673-94-0 | 
                                        C21H29N5O | 
                                        367.494 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2'-cyclohexylamino-6-piperazin-1-yl[2,4']bipyridinyl-4-carboxylic acid amide | 
                                        1201673-28-0 | 
                                        C21H28N6O | 
                                        380.493 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-carbamoyl-2'-cyclohexylamino-3-phenyl-[2,4']bipyridinyl-6-yl)-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-41-3 | 
                                        C32H40N6O3 | 
                                        556.708 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-[2'-cyclohexylamino-4-(1H-tetrazol-5-yl)-[2,4']bipyridinyl-6-yl]-piperazine-1-carboxylic acid tert-butyl ester | 
                                        1201675-54-8 | 
                                        C26H35N9O2 | 
                                        505.623 | 
                                    
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                                        
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                                        | —— | 
                                        (4-aminomethyl-6-piperazin-1-yl-[2,4']bipyridinyl-2'-yl)-cyclohexyl-amine | 
                                        1201673-98-4 | 
                                        C21H30N6 | 
                                        366.509 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (4-azidomethyl-6-piperazin-1-yl-[2,4']bipyridinyl-2'-yl)-cyclohexyl-amine | 
                                        1201673-97-3 | 
                                        C21H28N8 | 
                                        392.507 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2'-cyclohexylamino-6-piperazin-1-yl-[2,4']bipyridinyl-4-yl)-acetonitrile | 
                                        1201673-95-1 | 
                                        C22H28N6 | 
                                        376.505 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2'-(1-methyl-1H-pyrazol-3-ylamino)-6-piperazin-1-yl[2,4']bipyridinyl-4-carboxylic acid amide | 
                                        1201673-38-2 | 
                                        C19H22N8O | 
                                        378.437 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2-(2'-cyclohexylamino-6-piperazin-1-yl-[2,4']bipyridinyl-4-yl)-acetamide | 
                                        1201673-96-2 | 
                                        C22H30N6O | 
                                        394.52 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2'-(1-methyl-1H-pyrazol-3-ylamino)-6-piperazin-1-yl-[2,4']bipyridinyl-4-carboxylic acid ethylamide | 
                                        1201674-07-8 | 
                                        C21H26N8O | 
                                        406.49 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2'-cyclohexylamino-3-phenyl-6-piperazin-1-yl-[2,4']bipyridinyl-4-carboxylic acid amide | 
                                        1201673-93-9 | 
                                        C27H32N6O | 
                                        456.591 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        cyclohexyl-[6-piperazin-1-yl-4-(1H-tetrazol-5-yl)-[2,4']bipyridinyl-2'-yl]-amine | 
                                        1201674-03-4 | 
                                        C21H27N9 | 
                                        405.506 |