Using ClCC1CO1, CC1(C)C=C(c2cccc3ccccc23)c2ccc(O)cc2O1 to produce CC1(C)C=C(c2cccc3ccccc23)c2ccc(OCC3CO3)cc2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.