36996-49-3 Benzoic acid, 3,4,5-trimethoxy-, 2-(1,4-dihydro-6,7,8-trimethoxy-4-oxo-2-thioxo-3(2H)-quinazolinyl)-1-((4-((3,4-dimethoxyphenyl)methyl)-1-piperazinyl)methyl)ethyl ester, hydrochloride