(Ethoxymethyl)-5-ethyl-6-[(3-methylphenyl)selenenyl]-2-thioxo-1,3-dihydropyrimidin-4-one 172255-90-2 4(1H)-Pyrimidinone, 1-(ethoxymethyl)-5-ethyl-2,3-dihydro-6-[(3-methylphenyl)seleno]-2-thioxo- 1- AIDS-032986 AIDS032986 Thiouracil der.