英文名称
methyl 3-{5-[(4-ethenyl-2-hydroxy-3-methyl-5-oxo-2,5-dihydro-1H-pyrrol-2-yl)methyl]-2-({5-[(3-ethylidene-4-methyl-5-oxopyrrolidin-2-ylidene)methyl]-3-(3-methoxy-3-oxopropyl)-4-methyl-1H-pyrrol-2-yl}methylidene)-4-methyl-2H-pyrrol-3-yl}propanoate