2H-1,3-Thiazin-4(3H)-one, 5,6-dihydro-6-(p-chlorophenyl)-5-ethyl-3-methyl-2-methylimino-, hydrobromide 6-(p-Chlorophenyl)-5-ethyl-3-methyl-2-methylimino-m-thiazane-4-one hydrobromide 74007-84-4