125056-72-6 2,4(1H,3H)-Pyrimidinedione, 6-(ethylthio)-1-[(2-hydroxyethoxy)methyl]-5-methyl- 6-Ethylthio-1-[(2-hydroxyethoxy)methyl]thymine 6EtS-1-(2-OHEtOMe)T AIDS-002553 AIDS002553 HEPT deriv.