Using CN1CCN(C(=O)c2cc(OCc3ccccc3)c(C(=O)OCc3ccccc3)cc2Cl)CC1 to produce CN1CCN(C(=O)c2cc(OCc3ccccc3)c(C(=O)O)cc2Cl)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.