| —— | dimethyl 6-methyl-6-oxido-5-phenyl-12-aza-6-azoniatricyclo[6.3.1.04,12]dodeca-1,3,8,10-tetraene-2,3-dicarboxylate | 135489-65-5 | C21H20N2O5 | 380.4 | 
                                                                                                                                            
                                        | —— | tetramethyl 14-methyl-12-phenyl-13,14-diazatetracyclo[6.4.1.19,12.04,13]tetradeca-1,3,5,7,10-pentaene-2,3,10,11-tetracarboxylate | 135489-67-7 | C27H24N2O8 | 504.496 | 
                                                                                                                                            
                                        | —— | dimethyl 17-methyl-4,6-dioxo-5,8-diphenyl-5,16,17-triazapentacyclo[7.6.1.12,8.03,7.012,16]heptadeca-1(15),9,11,13-tetraene-10,11-dicarboxylate | 135489-70-2 | C31H25N3O6 | 535.556 | 
                                                                                                                                            
                                        | —— | dimethyl 4,6-dioxo-5,8-diphenyl-5,16-diazatetracyclo[7.6.1.03,7.012,16]hexadeca-1,3(7),8,10,12,14-hexaene-10,11-dicarboxylate | 135489-74-6 | C30H20N2O6 | 504.499 |