Using CCOC(=O)C1CN(C(=O)c2ccccc2)CCN1C(=O)C(=O)c1c[nH]c2cccc(F)c12 to produce O=C(C(=O)N1CCN(C(=O)c2ccccc2)CC1C(=O)O)c1c[nH]c2cccc(F)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.