1-[2-deoxy-2-(methylsulfonyl)pentofuranosyl]pyrimidine-2,4(1H,3H)-dione 2,4(1H,3H)-pyrimidinedione, 1-[2-deoxy-2-(methylsulfonyl)pentofuranosyl]- InChI=1/C10H14N2O7S/c1-20(17,18)8-7(15)5(4-13)19-9(8)12-3-2-6(14)11-10(12)16/h2-3,5,7-9,13,15H,4H2,1H3,(H,11,14,16