1-(Ethoxymethyl)-6-[(3-methylphenyl)selenenyl]-2-thioxo-5-ethyluracil 172256-01-8 2,4(1H,3H)-Pyrimidinedione, 1-(ethoxymethyl)-5-ethyl-6-[(3-methylphenyl)seleno]- AIDS-032996 AIDS032996 Uracil der.