Glutaric acid, 3-[p-[[p-(2,4-diamino-5-pyrimidinyl)benzyl]amino]benzamido]-,disodium salt, dihydrate NSC127524 Pentanedioic acid, 3-[[4-[[[4-(2,4-diamino-5-pyrimidinyl)phenyl]methyl]amino]benzoyl]amino]-, disodium salt