5939-37-7 7-Hydroxymethotrexate Glutamic acid, N-(p-(((2,4-diamino-7-hydroxy-6-pteridinyl)methyl)methylamino)benzoyl)- L-Glutamic acid, N-(4-(((2,4-diamino-1,7-dihydro-7-oxo-6-pteridinyl)methyl)methylamino)benzoyl)- N-(4-(((2,4-Diamino-1,7-dihydro-7-oxo-6-pteridinyl)methyl)methylamino)benzoyl)-L-glutamic acid NSC 380962 NSC 380963