Ticagrelor Impurity 23

3- (((3aR,4S,6R,6aS) -6- ((5-amino-6- (((3aS,4R,6S,6aR) -6- (2-hydroxyethoxy) -2,2-dimethyltetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-yl) amino) -2- (propylthio) pyrimidin-4-yl) amino) -2,2-dimethyltetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-yl) oxy) propan-1-ol