英文名称
methyl 3-[(2Z)-5-[(Z)-[(3R,4R)-4-ethyl-1-[(4-methoxyphenyl)methyl]-3-methyl-5-oxopyrrolidin-2-ylidene]methyl]-2-[[5-[(Z)-[(3R,4R)-3-[(1S)-1-hydroxyethyl]-1-[(4-methoxyphenyl)methyl]-4-methyl-5-oxopyrrolidin-2-ylidene]methyl]-3-(3-methoxy-3-oxopropyl)-4-methyl-1H-pyrrol-2-yl]methylidene]-4-methylpyrrol-3-yl]propanoate