172255-80-0 4(1H)-Pyrimidinone, 2,3-dihydro-1-[(2-hydroxyethoxy)methyl]-5-(1-methylethyl)-6-(phenylseleno)-2-thioxo- 5-Methylethyl-1-[(2-hydroxyethoxy)methyl]-6-[(3,5-dimethylphenyl)selenenyl]-2-thioxo-1,3-dihydropyrimidin-4-one AIDS-032979 AIDS032979 Thiouracil der.