ethyl 3-(4-methoxy-2-methylphenethyl)-2-methyl-4-oxocyclohex-2-ene-1-carboxylate

6-methoxy-1,4a,8-trimethyl-2,3,4,4a,9,10-hexahydrophenanthrene

(+/-)-o-Methyl-14-methylpodocarbic acid

1,8-dibromophenanthrene

甲基碘