英文别名PROPANEDIOIC ACID, 2-(3-OXOCYCLOPENTYL)-, 1,3-DIMETHYL ESTER; 1,3-Dimethyl 2-(3-Oxocyclopentyl)propanedioate; Dimethyl (3-oxocyclopentyl)malonate; 3-(1,1-Bismethoxycarbonylmethyl)cyclopent-1-one; 3-(dicarbomethoxymethyl)cyclopentan-1-one; 3-(bis(methoxycarbonyl)methyl)cyclopentanone 
