Using O=[N+]([O-])c1ccccc1S(=O)(=O)NCCc1cccnc1, Cn1c(=O)ccc2cc(OCCCCCBr)ccc21 to produce Cn1c(=O)ccc2cc(OCCCCCN(CCc3cccnc3)S(=O)(=O)c3ccccc3[N+](=O)[O-])ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.