| —— | 
                                        5-(4-Nitrophenyl)-11H-1,3-dioxolo[4,5-h]imidazo[1,2-c][2.3]benzodiazepine | 
                                        194729-28-7 | 
                                        C18H12N4O4 | 
                                        348.318 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        8,9-dibromo-5-(4-nitrophenyl)-11H-1,3-dioxolo[4,5-h]imidazo[1,2-c][2,3]benzodiazepine | 
                                        862457-90-7 | 
                                        C18H10Br2N4O4 | 
                                        506.11 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(13,15-Dioxa-4,7,8-triazatetracyclo[8.7.0.03,7.012,16]heptadeca-1(17),3,5,8,10,12(16)-hexaen-9-yl)aniline | 
                                        194729-29-8 | 
                                        C18H14N4O2 | 
                                        318.335 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(5,6-Dibromo-13,15-dioxa-4,7,8-triazatetracyclo[8.7.0.03,7.012,16]heptadeca-1(17),3,5,8,10,12(16)-hexaen-9-yl)aniline | 
                                        862457-91-8 | 
                                        C18H12Br2N4O2 | 
                                        476.127 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        9-Phenyl-13,15-dioxa-4,7,8-triazatetracyclo[8.7.0.03,7.012,16]heptadeca-1(17),3,5,8,10,12(16)-hexaene | 
                                        862457-88-3 | 
                                        C18H13N3O2 | 
                                        303.32 |