1-[2,3-di-O-(metanesulfonyl)-5-O-(triphenylmethyl)-β-D-ribofuranosyl]pyrimidine-2,4(1H,3H)-dione

1-((2R,3S,4R,5R)-3-(piperidin-1-yl)-4-tosyl-5-((trityloxy)methyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione