Using COc1ccc(S(=O)(=O)c2ccc(N)cc2)cc1, O=C(Cl)C=Cc1cccnc1 to produce COc1ccc(S(=O)(=O)c2ccc(NC(=O)C=Cc3cccnc3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.