6-[(1E,3E,7E,9E,17E)-14,19-二羟基-3,5,9,11,13,15,17-七甲基-12-氧代十九碳-1,3,7,9,17-五烯基]-5-甲基-5,6-二氢吡喃-2-酮
149598-69-6