Using NCC1CCN(C(=O)OCc2ccccc2)CC1, O=C(O)c1cc(Cl)ccn1 to produce O=C(O)c1cc(NCC2CCN(C(=O)OCc3ccccc3)CC2)ccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.