Using COC(=O)CN(c1ccc(Cl)cc1)S(=O)(=O)c1cccc(OC)c1 to produce COc1cccc(S(=O)(=O)N(CC(=O)O)c2ccc(Cl)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.