Using CCOC(=O)CN1CCC(N(c2ccccc2)c2cccc(C(F)(F)F)c2)CC1 to produce O=C(O)CN1CCC(N(c2ccccc2)c2cccc(C(F)(F)F)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.