1-(2',4'-Dimethoxybenzyl)-2-methyl-3-(4'-chlorophenyl)-4-oxo-4(3H)-quinazolinium perchlorate 143579-10-6 Quinazolinium, 3,4-dihydro-3-(4-chlorophenyl)-1-((3,4-dimethoxyphenyl)methyl)-2-methyl-4-oxo-,perchlorate Quinazolinium, 3-(4-chlorophenyl)-1-((3,4-dimethoxyphenyl)methyl)-3,4-dihydro-2-methyl-4-oxo-, perchlorate