Using O=C(O)[C@]1(O)C[C@@H](O)[C@@H](O)[C@H](O)C1, O=Cc1ccccc1 to produce O=C1O[C@@H]2C[C@@]1(O)C[C@H]1OC(c3ccccc3)O[C@@H]21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.