4-hydroxypent-3-en-2-one

3-烯丙基戊烷-2,4-二酮

乙酸甲酯

2-methyl-2-[(2-methyl-1,3-dithiolan-2-yl)methyl]-1,3-dithiolane

3,5-dimethyl-3,5-bis(2-propanone)-1,2,4-trioxolane