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

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

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

ethyl 3-(ethoxycarbonylmethyl)-4,5-dimethylpyrrole-2-carboxylate

ethyl 5-acetoxymethyl-3-ethoxycarbonylmethyl-4-methylpyrrole-2-carboxylate