| 51597-36-5 | 1H-Pyrrole-2-carboxylic acid, 4-cyano-2,5-dihydro-3-methyl-1,5-diphenyl-, methyl ester, cis- | C20H18N2O2 |
| 51597-37-6 | 1H-Pyrrole-2-carboxylic acid, 4-cyano-2,5-dihydro-3-methyl-1,5-diphenyl-, methyl ester, trans- | C20H18N2O2 |
| 51597-38-7 | 1H-Pyrrole-2,4-dicarboxylic acid, 2,5-dihydro-3-methyl-1,5-diphenyl-, dimethyl ester, cis- | C21H21NO4 |