(1S,2S,3R,5S)-3-[[3-[(1R,2S)-2-(3,4-Difluorophenyl)cyclopropyl]-5-(propylthio)-3H-1,2,3-triazolo[4,5-d]pyrimidin-7-yl]amino]-5-(2-hydroxyethoxy)-1,2-cyclopentanediol