IUPAC: 2-amino-9-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-8-[(1E)-2-phenylethenyl]-6,9-dihydro-1H-purin-6-one

SMILES: Nc1nc2n([C@H]3C[C@H](O)[C@@H](CO)O3)c(\C=C\c3ccccc3)nc2c(=O)[nH]1