1-[(Phenylmethoxy)methyl]-6-[(3-methylphenyl)selenenyl]-2-thioxo-5-methylethyluracil 172256-11-0 2,4(1H,3H)-Pyrimidinedione, 5-(1-methylethyl)-6-[(3-methylphenyl)seleno]-1-[(phenylmethoxy)methyl]- AIDS-033004 AIDS033004 Uracil der.