1,2,7-Trimethylnaphthalene

(4aS,6aR,6aR,6bR,8aR,12aS,14aR,14bS)-4,4,6a,6b,8a,11,11,14b-octamethyl-1,2,3,4a,5,6,6a,7,8,9,10,12,12a,13,14,14a-hexadecahydropicene

2,9-二甲基苉

齐墩果酸苄酯

Methyl (3β,5ξ,9ξ,18α)-3-acetoxy-12-oxooleanan-28-oate