盐酸甲胺

(2R,3R,4R,5R)-2-(acetoxymethyl)-5-(2-oxo-4-(pyridin-3-yloxy)pyrimidin-1(2H)-yl)tetrahydrofuran-3,4-diyl diacetate

(2R,3R,4R,5R)-2-(acetoxymethyl)-5-(4-((6-methylpyridin-3-yl)oxy)-2-oxopyrimidin-1(2H)-yl)tetrahydrofuran-3,4-diyl diacetate

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

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