Using CCCC(=O)Oc1cc2oc(=O)c(C(=O)NCC(=O)OCc3ccccc3)cc2cc1Cl to produce CCCC(=O)Oc1cc2oc(=O)c(C(=O)NCC(=O)O)cc2cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.