2-三氟甲基环戊酮

2-oxo-N-phenylcyclopentane-1-carboxamide

2-phenacylcyclopentan-1-one

2-(2-oxocyclopentyl)-1,4-diphenylbutane-1,4-dione

4-((2R,4S,4aR,7S,7aR,8R)-2,4-diphenylhexahydro-2,7,4-(epiethane[1,1,2]triyl)cyclopenta[d][1,3]dioxin-7a-yl)morpholine