benzyl 5-acetoxymethyl-3-(methoxycarbonylmethyl)-4-methylpyrrole-2-carboxylate

1-Iodomethyl-3-methoxycarbonylmethyl-4,5-dimethyl-1H-pyrrole-2-carboxylic acid methyl ester

3,3'-dimethyl-4,4'-bis-(2-acetoxyethyl)pyrromethane-5,5'-dicarboxylic acid

dibenzyl 3,3'-bismethyl-4,4'-bis-(2-hydroxyethyl)pyrromethane-5,5'-dicarboxylate

methyl 4,5-dimethyl-3-(methoxycarbonylmethyl)pyrrole-2-carboxylate