5-25-17-00185 (Beilstein Handbook Reference) 55687-47-3 BRN 0853571 Benzoic acid, 4-((2,4-diamino-5-pyrimidinyl)methyl)-2,6-dimethoxy-, butyl ester Butyl 4-((2,4-diamino-5-pyrimidinyl)methyl)-2,6-dimethoxybenzoate