1,3-Dimethylimidazole-2(3H)-thione 1,3-Dimethylimidazoline-2-thione 2H-Imidazole-2-thione, 1,3-dihydro-1,3-dimethyl- 4-Imidazoline-2-thione, 1,3-dimethyl- 6596-81-2 NSC299837