Using CC(=O)O[C@H]1[C@H](C(=O)O)C[C@H]2[C@@H]3CCc4cc(OCc5ccccc5)ccc4[C@H]3CC[C@@]21C to produce C[C@]12CC[C@@H]3c4ccc(OCc5ccccc5)cc4CC[C@H]3[C@@H]1C[C@@H](C(=O)O)[C@@H]2O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.