1H-Pyrrole-2,5-dicarboxylic acid, 3-(2-carboxyethyl)-4-methyl-

血红素酸

2,5-二羟基-4-甲基-2,5-二氧代-3-呋喃丙酸

4-乙基-2,3-二甲基-1H-吡咯

ethyl 3-[18-(3-ethoxy-3-oxopropyl)-8,13-diethyl-3,7,12,17-tetramethyl-22,23-dihydroporphyrin-2-yl]propanoate