tert-Butyl 3-(2-Chloroethyl)-1,4-dimethyl-5-iodopyrrole-2-carboxylate

tert-Butyl 3-(2-Chloroethyl)-1,4-dimethylpyrrole-2-carboxylate

tert-Butyl 5-Formyl-3-(2-methoxycarbonylethyl)-1,4-dimethylpyrrole-2-carboxylate

Benzyl 5-Acetoxymethyl-4-(2-methoxycarbonylethyl)-1,3-dimethylpyrrole-2-carboxylate

3-(2-Chloro-ethyl)-5-{3-(2-chloro-ethyl)-5-[4-(2-methoxycarbonyl-ethyl)-3,5-dimethyl-pyrrol-(2Z)-ylidenemethyl]-4-methyl-1H-pyrrol-2-ylmethyl}-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester; hydrobromide