165611-02-9 3-Carbamido-5-(methylthiomethyl)-7-phenylisoxazolo(4,5-d)pyrimidine 5-((Methylthio)methyl)-7-phenylisoxazolo(4,5-d)pyrimidine-3-carboxamide Isoxazolo(4,5-d)pyrimidine-3-carboxamide, 5-((methylthio)methyl)-7-phenyl-