null

SMILES: Nc1ncnc2n(cnc12)[C@@H]1O[C@H](COP(O)(=O)OP(O)(=O)C(F)(F)P(O)(O)=O)[C@@H](O)[C@H]1O

InChI Key: InChIKey=ODWAWOIUPXBZKQ-VTHZCTBJSA-N