1-cyclohexyl-3-methylthiourea

ethyl 2-(methylcarbamothioylamino)-4-phenylthiophene-3-carboxylate

ethyl 2-(methylcarbamothioylamino)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate

1-methyl-3-[[(E)-1-pyridin-2-ylethylideneamino]carbamothioylamino]thiourea

methanamine,perchloric acid