Using OCc1ccccc1, Cc1cc(OCC(=O)Cl)cc(C)c1S(=O)(=O)Cl to produce Cc1cc(OCC(=O)OCc2ccccc2)cc(C)c1S(=O)(=O)Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.