4H-1,4-BENZOXAZIN-3-ONE, 2,3-DIHYDRO-4-(2-DIETHYLAMINOETHYL)-2-METHYL-6-NITRO-, 4H-1,4-Benzoxazin-3-one, 2,3-dihydro-4-(2-diethylaminoethyl)-2-methyl-6-nitro-, hydrochloride 57462-67-6