3-(2-(4-(((R)-2,3-dihydroxypropoxy)methyl)phenyl)-2-oxoethyl)-2-hydroxy-6-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-2,6-dihydroimidazo[1,2-c]pyrimidin-5(3H)-one