tert-butyl 4-ethyl-3-methyl-1H-pyrrole-2-carboxylate

7,17-diethyl-8,18-dimethyldibenzo<b,l>porphyrin

benzyl 6-(5-(tert-butoxycarbonyl)-3-ethyl-4-methyl-1H-pyrrol-2-yl)-3-methyl-1,4,5,6-tetrahydrocyclopenta[b]pyrrole-2-carboxylate

t-butyl 3'-2-ethyl-5-formyl-4-(2-methoxycarbonylethyl)-3,4'-dimethylpyrromethane-5'-carboxylate

3,8-diethyl-8,12-di(methoxycarbonylmethyl)-2,7,13,17-tetramethyl-1,19-bilindione

3-ethyl-18-(2-chloroethyl)-8,12-bis-(2-methoxycarbonylethyl)-2,7,13,17-tetramethyl-b-bilene-1,19-dicarboxylic acid hydrobromide

benzyl 4-(2-ethoxycarbonylethyl)-3-ethoxycarbonylmethyl-3'-ethyl-5'-formyl-4'-methyl-2,2'-dipyrrylmethane-5-carboxylate

5'-tert-Butoxycarbonyl-3,3'-diethyl-4,4'-dimethyl-2,2'-dipyrrylmethane-5-carboxylic acid

5-acetoxy-5-(t-butoxycarbonyl)-3-ethyl-1,5-dihydro-4-methyl-2H-pyrrol-2-one

benzyl 3,7,13-triethyl-8,12,14-trimethyl-5,16-dihydrotripyrrin-1-carboxylate