2,4-bis(2-chloroethyl)-6,7-bis<(methoxycarbonyl)methyl>-1,3,5,8-tetramethylporphyrin

benzyl 4-<(methoxycarbonyl)methyl>-3,5-dimethylpyrrole-2-carboxylate

4-<(methoxycarbonyl)-methyl>-3,5-dimethylpyrrole-2-carboxylic acid

4-[(methoxycarbonyl)methyl]-3,5-dimethyl pyrrole-2-carboxaldehyde

5-tert-<(butyloxy)carbonyl>-3',4-bis(2-chloroethyl)-3,4'-dimethyldipyrrylmethane-5'-carboxylic acid