IUPAC: ({[({[(2R,3S,4R,5R)-4-amino-5-(6-amino-9H-purin-9-yl)-3-hydroxyoxolan-2-yl]methoxy}(hydroxy)phosphoryl)oxy](hydroxy)phosphoryl}oxy)phosphonic acid

SMILES: N[C@@H]1[C@H](O)[C@@H](COP(O)(=O)OP(O)(=O)OP(O)(O)=O)O[C@H]1n1cnc2c(N)ncnc12