4H-1,4-BENZOXAZIN-3-ONE, 2,3-DIHYDRO-4-(2-(DIMETHYLAMINO)PROPYL)-2-METHYL-6-NITR 4H-1,4-Benzoxazin-3-one, 2,3-dihydro-4-(2-(dimethylamino)propyl)-2-methyl-6-nitro-, hydrochloride 57462-86-9