1,1,3-Trioxo-2H,4H-thieno[3,4-e][1,2,4]thiadiazine der. 214916-45-7 2H-Thieno[3,4-e]-1,2,4-thiadiazin-3(4H)-one, 4-(phenylmethyl)-2-(2-pyridinylmethyl)-, 1,1-dioxide 4-Benzyl-2-(2-pyridylmethyl)thiopheno[3,4-e]1,2,4-thiadiazaperhydroine-1,1,3-trione AIDS-072164 AIDS072164