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

2,2,5,5-tetrakis(hydroxymethyl)cyclopentan-1-ol

2-氧代-2-(2-氧代环戊基)乙酸乙酯

(2-amino-5,6-dihydro-4H-cyclopenta[b]thiophen-3-yl)-phenylmethanone

2-辛基环戊酮