Using O=C(NCCCCNc1nc(Cl)ncc1Br)c1cccc([N+](=O)[O-])c1 to produce Nc1cccc(C(=O)NCCCCNc2nc(Cl)ncc2Br)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.