Using C=CCCN1CCC(S(=O)(=O)c2ccc(O)cc2)C1, Brc1cccnc1 to produce O=S(=O)(c1ccc(O)cc1)C1CCN(CCC=Cc2cccnc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.