Using CCOc1ccc(O)cc1, OCCCN1CCN(c2ccc(Cl)nn2)CC1 to produce CCOc1ccc(OCCCN2CCN(c3ccc(Cl)nn3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.