2-p-Toluidino-4,4,6-trimethyl-4H-1,3-thiazine hydrochloride 4H-1,3-Thiazin-2-amine, N-(4-methylphenyl)-4,4,6-trimethyl-, monohydrochloride 4H-1,3-Thiazine, 2-p-toluidino-4,4,6-trimethyl-, hydrochloride 72549-91-8