Using CC1(C)[C@H](C(=O)O[C@H](C#N)c2ccc(F)c(Oc3ccccc3)c2)[C@@H]1/C=C\C(=O)Cl, OCC(F)(F)F to produce CC1(C)[C@H](C(=O)O[C@H](C#N)c2ccc(F)c(Oc3ccccc3)c2)[C@@H]1/C=C\C(=O)OCC(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.