Using BrCCCCCBr, Cc1cc(C)c(S(=O)(=O)Nc2c3ccccc3nc3ccccc23)c(C)c1 to produce Cc1cc(C)c(S(=O)(=O)N(CCCCCBr)c2c3ccccc3nc3ccccc23)c(C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.