lup-20(29)-en-3β-yl triacontanoate

lup-20(29)-en-3β-ol nonanoate

乙酸羽扇醇酯

tert-butyl((1R,3aR,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a,5a,5b,8,8,11a-hexamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysene-9-yloxy)dimethylsilane