Using COc1cccc(S(=O)(=O)Nc2nccnc2OC)c1, ClC(Cl)(Cl)C(Cl)(Cl)Cl to produce COc1cccc(S(=O)(=O)Nc2nccnc2OC)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.