(3R,4S,5R)-5-(acetoxymethyl)-5-(((tert-butyldiphenylsilyl)oxy)methyl)-4-(naphthalen-2-ylmethoxy)tetrahydrofuran-2,3-diyl diacetate

1-((1R,3R,4R,7R)-7-Hydroxy-1-hydroxymethyl-2-oxa-5-thia-bicyclo[2.2.1]hept-3-yl)-1H-pyrimidine-2,4-dione

(1R,3R,4R,7R)-7-hydroxy-1-hydroxymethyl-3-(thymin-1-yl)-2-oxa-5-thiabicyclo[2.2.1]heptane

((2S,3S,4S,5R)-2-(((tert-butyldiphenylsilyl)oxy)methyl)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-hydroxy-3-(naphthalen-2-ylmethoxy)tetrahydrofuran-2-yl)methyl methanesulfonate