N-(4-甲酰氨基苯基)甲酰胺

N,N'-二(4-氨基苯基)-硫脲

1-phenyl-3-[4-(phenylcarbamothioylamino)phenyl]thiourea

1-(4-aminophenyl)-3-cyclohexylurea

benzyl N-[4-(phenylmethoxycarbonylamino)phenyl]carbamate