N-(4-Nitro-phenyl)-N'-p-tolyl-formamidine

3-(4-methylphenyl)-4,5-diphenyl-1,3-oxazol-2-one

methyl 4-(4-methylanilino)-4-oxobut-2-enoate

N'-(2,4-dimethylphenyl)-N-(4-methylphenyl)oxamide

N'-(3,5-dimethylphenyl)-N-(4-methylphenyl)oxamide