| —— | (+/-)-1'-{[2-(trimethylsilyl)ethoxy]methyl}-3H-spiro[cyclopentane-1,3'-pyrrolo[2,3-b]pyridine]-2',3(1'H)-dione | 957122-45-1 | C17H24N2O3Si | 332.475 | 
                                                                                                                                            
                                        | —— | (+/-)-3-amino-1'-{[2-(trimethylsilyl)ethoxy]methyl}-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3 '-pyrrolo[2,3-b]pyridin]-2'(1'H)-one | 957122-47-3 | C20H26N4O2Si | 382.538 | 
                                                                                                                                            
                                        | —— | (+/-)-3-nitro-1'-{[2-(trimethylsilyl)ethoxy]methyl}-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one | 957122-46-2 | C20H24N4O4Si | 412.52 | 
                                                                                                                                            
                                        | —— | 2-[2,5-dioxo-1-(2,2,2-trifluoroethyl)-2',3'-dihydro-3H-spiro[imidazolidine-4,1'-inden]-3-yl]-N-(2'-oxo-1',2',5,7-tetrahydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-3-yl)acetamide | 1059185-83-9 | C29H23F3N6O4 | 576.535 | 
                                                                                                                                            
                                        | —— | 3-amino-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3’-pyrrolo[2,3-b]pyridin]-2’(1’H)-one | 957122-44-0 | C14H12N4O | 252.275 |