2'-O-{[(triisopropylsilyl)oxy]methyl}uridine

1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-((6-methylpyridin-3-yl)oxy)pyrimidin-2(1H)-one

N3,O2',O3'-tris((methoxyethoxy)methyl)uridine

1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-(pyridin-2-ylthio)pyrimidin-2(1H)-one

1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-(2-oxopyridin-1(2H)-yl)pyrimidin-2(1H)-one