1,5-Pentanedioic acid, 2-[[4-[[(2-amino-4-hydroxy-6-quinazolinyl)methyl](propyn-2-yl)amino]benzoylamino]-, disodium salt, (L)- L-Glutamic acid, N-[4-[[(2-amino-1,4-dihydro-4-oxo-6-quinazolinyl)methyl]-2-propynylamino]benzoyl]-, disodium salt NSC373233