Using CCOC(=O)c1ccc(C(=O)CBr)cc1, O=C1[N-]S(=O)(=O)c2ccccc21 to produce CCOC(=O)c1ccc(C(=O)CN2C(=O)c3ccccc3S2(=O)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.