3-phenacyl-1,3-benzothiazol-2-one

1-phenyl-3-piperidin-1-ylbut-2-en-1-one

2-iodo-1-phenylethanone

1,1-diphenyl-2-piperidin-1-ylethanol

N-[4-(dimethylamino)phenyl]-2-oxo-2-phenylethanimidoyl cyanide