1-phenyl-3-pyrimidin-2-ylurea

3,3-dimethyl-4-(N-methylanilino)-1-phenylazetidin-2-one

(1-phenylethylideneamino) N-phenylcarbamate

2,2-dimethyl-3-oxo-N-phenylpropanamide

1,1-二丁基-3-苯基脲