1-(Ethoxymethyl)-6-[(3,5-dimethylphenyl)selenenyl]-2-thioxo-5-ethyluracil 172256-02-9 2,4(1H,3H)-Pyrimidinedione, 6-[(3,5-dimethylphenyl)seleno]-1-(ethoxymethyl)-5-ethyl- AIDS-032997 AIDS032997 Uracil der.