2-羟基-5-异丙基-2,4,6-环庚三烯-1-酮

桧木醇

2-羟基-3-丙-2-基-环庚并-2,4,6-三烯-1-酮

2-(2,3,3-trimethylcyclopenten-1-yl)acetic acid

ethyl 3-hydroxy-2,2-dimethyl-3-phenylbutyrate