4(3H)-Quinazolinone, 7-chloro-3-(3-chlorophenyl)-2-methyl-, HCl 4(3H)-Quinazolinone, 7-chloro-3-(3-chlorophenyl)-2-methyl-, monohydrochloride 7-Chloro-3-(3-chlorophenyl)-2-methyl-4(3H)-quinazolinone monohydrochloride 74101-55-6