ethyl 2-[4-(1-ethoxycarbonyl-2-oxocyclopentan-1-ylmethyl)phenyl]propionate

2-苄基环戊酮

2-(4-acetylbenzyl)cyclopentan-1-one

1-cyano-2-(4-(1-cyanoethyl)benzyl)cyclopentyl diethyl phosphate

2-(4-氯甲基苯基)丙酸乙酯