2,6-dimethylhept-2-en-4-one

2,5-二甲基-3-己酮

异戊醇-D2

2,8-dimethylnonane-4,6-dione

2,5-dihydroxy-3,6-di(propan-2-yl)cyclohexa-2,5-diene-1,4-dione