N-methyl-N'-phenylmethanediimine

1-cyano-3-phenylurea

1-phenyl-3-(2,3,4,5-tetrahydropyridin-6-yl)urea

1-(5-tert-butyl-1,2-oxazol-3-yl)-3-phenylurea

2-methyl-N-phenylimidazole-1-carboxamide