Using O=C(Cl)c1ccc(F)c2ccccc12, CCOC(=O)CCCN1CCN(c2ncc(F)cn2)CC1 to produce CCOC(=O)C(CCN1CCN(c2ncc(F)cn2)CC1)C(=O)c1ccc(F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.