Using CC(C)(C)C(=O)OCn1cc(CCCC(=O)NC2CCN(C(=O)OCc3ccc(Cl)cc3Cl)CC2)nn1 to produce O=C(CCCc1c[nH]nn1)NC1CCN(C(=O)OCc2ccc(Cl)cc2Cl)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.