68501-50-8 BENZAMIDE, N-((3-(2-(3,4-DIHYDROXYPHENYL)ETHYL)-3,4-DIHYDRO-4-OXO-2-QUINAZOLINYL Benzamide, N-((3-(2-(3,4-dihydroxyphenyl)ethyl)-3,4-dihydro-4-oxo-2-quinazolinyl)methyl)- N-((3-(2-(3,4-Dihydroxyphenyl)ethyl)-3,4-dihydro-4-oxo-2-quinazolinyl)methyl)benzamide