Nc2ncnc3n([C@H]1C[C@H](O)[C@@H](CO[P@@]([O-])(=O)O[P@]([O-])(=O)OP([O-])([O-])=O)O1)cnc23 DTP_563_3KK2 -3.577 270.238 30 487.151 17 3 1 8 335.564