2-Amino-4,6,6-trimethyl-6H-1,3-thiazine hydrochloride 2953-80-2 6H-1,3-Thiazin-2-amine, 4,6,6-trimethyl-, monohydrochloride 6H-1,3-Thiazine, 2-amino-4,6,6-trimethyl-, hydrochloride