Synonyms: NSC67634;6967-77-7;4-[2,4-diamino-7-(4-hydroxyphenyl)pteridin-6-yl]phenol;4-(2,4-diamino-7-(4-hydroxyphenyl)pteridin-6-yl)phenol;AC1NS9VL;CHEMBL395726;diaminopteridine derivative, 20;NSC 67634;NSC-67634;AG-G-71524;4-[2,4-diamino-7-(4-oxocyclohexa-2,5-dien-1-ylidene)-5,8-dihydropteridin-6-ylidene]cyclohexa-2,5-dien-1-one