2-Methyl-3-(o-tolyl)-4(3H)-quinazolinone hydrochloride 2-Methyl-3-(o-tolyl)-4-quinazolone hydrochloride 2-Methyl-3-tolylchinazolon-4 hydrochloride 340-56-7 4(3H)-Quinazolinone, 2-methyl-3-(2-methylphenyl)-, monohydrochloride 4(3H)-Quinazolinone, 2-methyl-3-o-tolyl-, hydrochloride 4(3H)-Quinazolinone, 2-methyl-3-o-tolyl-, monohydrochloride Diamthazole dihydrochloride Hyminal monohydrochloride METHAQUALONE HYDROCHLORIDE MTQ hydrochloride Melsed HCl Melsedin Mequal Methylquinazolone hydrochloride Mozambin NSC75892 Optimil Parest QZ 2 hydrochloride Quaalude hydrochloride Somnafac Somnofac Sopor hydrochloride TR 495 monohydrochloride Tuazole WLN: T66 BVN ENJ CR B1 & D1