Using CCOC(=O)CC(CN1CCCC(c2cccc(C(F)(F)F)c2)C1)C(F)(F)F to produce O=C(O)CC(CN1CCCC(c2cccc(C(F)(F)F)c2)C1)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.