3-oxohexanoic acid

2-甲基-2-丙基-1,3-二氧戊环

butanoate

4-丙基-5,7-二羟基-6-(3-甲基丁酰基)-8-(3-甲基-2-丁烯基)-2H-1-苯并吡喃-2-酮

1,1-diphenylhexan-3-one