1-[(2-Hydroxyethoxy)methyl]-6-[(3-methylphenyl)selenenyl]-5-methylethyluracil 172255-87-7 2,4(1H,3H)-Pyrimidinedione, 1-[(2-hydroxyethoxy)methyl]-5-(1-methylethyl)-6-[(3-methylphenyl)seleno]- AIDS-032984 AIDS032984 URACIL DER.