Using COc1ccc(Cl)cc1C(=O)NC1COc2cc(C)ccc2C1=O to produce COc1ccc(Cl)cc1C(=O)NC1COc2cc(C)ccc2C1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.