S,S-dimethyl-N-(p-toluoyl)sulfimide

N,N'-bis(4-methylphenyl)ethane-1,2-diimine

1,1-dimethyl-2-p-tolylazoguanidine

S-methyl-N,N'-di-p-tolyl-isothiourea

[(ethoxycarbonyl)(4-methylphenylcarbamoyl)methylene]triphenylphosphorane