Using O=C1CCC(=O)N1Br, Cc1ccc(S(=O)(=O)NC2CCCCC2)c2ccccc12 to produce O=S(=O)(NC1CCCCC1)c1ccc(CBr)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.