Using Nc1c(Br)cc(C2=NN(C(=O)c3ccc(Cl)c(Cl)c3)CCC2)cc1Br to produce O=C(c1ccc(Cl)c(Cl)c1)N1CCCC(c2cc(Br)cc(Br)c2)=N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.