Using CN1CCN(c2cc(N3CCc4ccc(Br)cc4C3)nc(N)n2)CC1, Oc1ccccc1Cl to produce CN1CCN(c2cc(N3CCc4ccc(Oc5ccccc5Cl)cc4C3)nc(N)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.