(1S,4aS)-(+)-trans-1α-[(2,5-dimethoxyphenyl)methyl]-1β,4aβ-dimethyl-5-(2-methyl-1,3-dioxolan-2-yl)-2-methyleneoctahydro-5(6H)-naphthalenone

(1S,4aS)-(+)-trans-1α-[(2,5-dimethoxyphenyl)methyl]-1β,4aβ-dimethyl-5-(2-methyl-1,3-dioxolan-2-yl)-hexahydro-2,5(3H,6H)-naphthalenedione

对二甲氧基苯甲醇

2,5-二甲氧基苄溴

(S)-5,8alpha-二甲基-3,4,8,8alpha-四氢-2H,7H-萘-1,6-二酮