1,1,3-Trioxo-2H,4H-thieno[3,4-e][1,2,4]thiadiazine der. 2-[1,1,3-Trioxo-2-(2-phenylethyl)thiopheno[3,4-e]1,2,4-thiadiazaperhydroin-4-yl]ethanenitrile 214916-41-3 4H-Thieno[3,4-e]-1,2,4-thiadiazine-4-acetonitrile, 2,3-dihydro-3-oxo-2-(2-phenylethyl)-, 1,1-dioxide AIDS-072160 AIDS072160