title: PTERIDINE STUDIES. 28. SOME 6- AND 7-SUBSTITUTED PTERIDINES.
mesh_terms: D002626:Chemistry, Pharmaceutical; D010604:Pharmacy; D011621:Pteridines; D011622:Pterins; D012106:Research
chemical_list: D011621:Pteridines; D011622:Pterins
keywords: CHEMISTRY, PHARMACEUTICAL; EXPERIMENTAL LAB STUDY; PTERINS