4-(2-bromoethyl)-3,5-dimethylpyrrole-2-carboxaldehyde

dimethyl 3,3'-(5,5'-methylenebis(4-methyl-1H-pyrrole-5,3-diyl))dipropanoate

4,4'-bis-(2-methoxycarbonylethyl)-3,3'-dimethylpyrromethane-5,5'-dicarboxylic acid

coproporphyrin lV tetramethyl ester

t-butyl 5'-carboxy-3,4'-bis(2-methoxycarbonylethyl)-3',4-dimethyl-2,2'-methylenedipyrrole-5-carboxylate