N-cyclohexyl-N-[(cyclohexylamino)carbonyl]-diphenylacetamide

2,2-diphenyl-1-pyrrolidin-1-ylethanone

(2-(二苯基乙酰氧基)乙基)二乙基甲基溴化铵

2-benzhydrylidene-1,3-benzodithiole

1,1-二苯基-2-丁酮