| —— | 
                                        (4E,4'E)-4,4'-([1,1'-biphenyl]-4,4'-diylbis(hydrazin-2-yl-1-ylidene))bis(2-(hydroxymethyl)-5-methyl-2,4-dihydro-3H-pyrazol-3-one) | 
                                        86691-20-5 | 
                                        C22H22N8O4 | 
                                        462.468 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        1-piperidinomethyl-3-methylpyrazolin-4,5-dione 4,4'-(4,4'-biphenylenedihydrazone) | 
                                        86691-17-0 | 
                                        C32H40N10O2 | 
                                        596.735 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (4E,4'E)-4,4'-([1,1'-biphenyl]-4,4'-diylbis(hydrazin-2-yl-1-ylidene))bis(5-methyl-2-(morpholinomethyl)-2,4-dihydro-3H-pyrazol-3-one) | 
                                        86691-18-1 | 
                                        C30H36N10O4 | 
                                        600.68 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (4E,4'E)-4,4'-([1,1'-biphenyl]-4,4'-diylbis(hydrazin-2-yl-1-ylidene))bis(5-methyl-2-((methyl(phenyl)amino)methyl)-2,4-dihydro-3H-pyrazol-3-one) | 
                                        86691-19-2 | 
                                        C36H36N10O2 | 
                                        640.748 |