N1,N2,N3,N4,N5-Pentaphenylbiguanide

N-ethyl-N-(trichloromethylsulfanyl)ethanamine

N-hydroxy-N,N',N''-triphenyl-guanidine

2-(Phenylimino)-1,3-diphenyl-1,3-diazetidin-4-one

(4-iodo-phenyl)-trichloromethyl sulfide