tert-butyl (5-((5-((5-((3-(dimethylamino)propyl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)carbamate

4-formamido-1-methylpyrrole-2-carboxylic acid

甲酸乙酯