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