Using CCc1ccc(Nc2noc3c(C(=O)OC)c(Cl)ccc23)cc1 to produce CCc1ccc(Nc2noc3c(C(=O)O)c(Cl)ccc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.