原卟啉

3-(2-bromoethyl)-5-iodo-4-methyl-1H-pyrrole-2-carbaldehyde

4-(2-bromoethyl)-5-formyl-3-methyl-1H-pyrrole-2-carboxylic acid

dibenzyl 4,4'-bis(2-methoxycarbonylethyl)-3,3'-dimethyl-2,2'-pyrromethane-5,5'-dicarboxylate

2-benzoyloxycarbonyl-3-(2-methoxycarbonylethyl)-4-methyl-5-(acetoxymethyl)pyrrole