6-Methyl-1,2,4-triazine-3,5(2H,4H)-dione6-AZATHYMINE6-Methyl-1,2,4-triazine-3,5(2H,4H)-dione6-Aza-2,4-dihydorxy-5-methyl-pyrimidine6-Azathymine6-氮杂胸腺嘧啶6-Aza-2,4-dihydroxy-5-methyl-pyrimidine5-Methyl-6-azauracil6-Methyl-1,2,4-triazine-3,5-dione6-azathymineAzathymine6-Methyl-as-triazine-3,5-(2H,4H)-dione