title: [Investigation of the selectivity of the dihydrofolate reductase inhibitor 5-substituted benzyl-2,4-diamino-pyrimidines].
mesh_terms: D005493:Folic Acid Antagonists; D011743:Pyrimidines / Q000494:pharmacology*; D013329:Structure-Activity Relationship; D014295:Trimethoprim / Q000494:pharmacology
chemical_list: D005493:Folic Acid Antagonists; D011743:Pyrimidines; D014295:Trimethoprim