Using CN1CCNCC1, Cn1nc2c(n1)C(N)=Nc1cc(Cl)c(Cl)cc1N2 to produce CN1CCN(C2=Nc3cc(Cl)c(Cl)cc3Nc3nn(C)nc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.