Using CCCCCCCCCCCCCCCCNc1ccc(C(=O)Cl)cc1, NCCBr to produce CCCCCCCCCCCCCCCCNc1ccc(C2=NCCO2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.