2,6-Dihydroxy-5-methyl-4-carboxy pyrimidine 2,6-Dihydroxy-5-methyl-4-pyrimidinecarboxylic acid 3993-73-5 4-Pyrimidinecarboxylic acid, 1,2,3,6-tetrahydro-5-methyl-2,6-dioxo- 4-Pyrimidinecarboxylic acid, 2,6-dihydroxy-5-methyl- 5-Methylorotic acid 6-Thyminecarboxylic acid Methylorotic acid NSC52390 Orotic acid, 5-methyl-