Using Oc1cnc(Cl)nc1, c1ccc2cc(CN3CCNCC3)ccc2c1 to produce Oc1cnc(N2CCN(Cc3ccc4ccccc4c3)CC2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.