英文名称
methyl (Z)-2-methyl-4-((5R,8aS,9S,11aR,13S)-5,10,10-trimethyl-7-(3-methylbut-2-en-1-yl)-5-(4-methylpent-3-en-1-yl)-2,12,15-trioxo-3,5,9,10,13,15-hexahydro-2H-9,13-methanofuro[2',3':8,8a]chromeno[3,2-g]pyrano[4,3,2-de]chromen-11a(12H)-yl)but-2-enoate