35053-73-7 5-Methyl-3-phenyl-7,7a-dihydroisoxazolo[5,4-d]pyrimidine-4,6(3aH,5H)-dione AIDS-127307 AIDS127307 NSC156119 {Isoxazolo[5,4-d]pyrimidine-4,6(5H,7H)-dione,} 3a, 7a-dihydro-5-methyl-3-phenyl-, cis-