1-((2R,3R,4R,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl-3-d)-5-methylpyrimidine-2,4(1H,3H)-dione

1-((2R,3R,4R,5R)-4-hydroxy-5-((trityloxy)methyl)tetrahydrofuran-2-yl-3-d)-5-methylpyrimidine-2,4(1H,3H)-dione

(2'R)(2'-deoxy-2'-deutero-3'-O-mesyl-5'-O-trityl-β-D-xylofuranosyl)thymine

1-(3',5'-di-O-benzyl-β-D-xylo-furanosyl)thymine