2-benzhydrylidene-3-ethyl-1,3-oxazolidine-4,5-dione

2-benzhydryl-1,3-benzoxazole

N-(2-nitrophenyl)-2,2-diphenylacetamide

1,1,3,3-tetraphenylpropan-2-one

1-(dimethylamino)but-3-en-2-yl 2,2-diphenylacetate