80015-07-2 CB 3731 CB-3731 L-Glutamic acid, N-(4-(((2-amino-1,4-dihydro-4-oxo-6-quinazolinyl)methyl)(2-fluoroethyl)amino)benzoyl)- N-(4-((N-(2-Amino-4-hydroxy-6-quinazolinyl)methyl)-N-(fluoroethyl)amino)benzoyl)glutamic acid