IUPAC: ({[({[(2R,3S,4R,5R)-5-(2-amino-8-bromo-6-oxo-6,9-dihydro-3H-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy}(hydroxy)phosphoryl)oxy](hydroxy)phosphoryl}oxy)phosphonic acid

SMILES: Nc1nc(=O)c2nc(Br)n([C@@H]3O[C@H](COP(O)(=O)OP(O)(=O)OP(O)(O)=O)[C@@H](O)[C@H]3O)c2[nH]1