76849-19-9 CB 3717 L-Glutamic acid, N-(4-(((2-amino-1,4-dihydro-4-oxo-6-quinazolinyl)methyl)-2-propynylamino)benzoyl)- N(sup 10)-Propargyl-5,8-dideazafolic acid N-(4-(((N-(2-Amino-4-hydroxy-6-quinazolinyl)methyl)prop-2-ynilamino)benzoyl))-L-glutamic acid