Using CCOC(=O)C(=CC(=O)c1c[nH]c2ccc(Cl)cc12)NC to produce CNC(=CC(=O)c1c[nH]c2ccc(Cl)cc12)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.