Using C=CCOC(=O)Cl, N[C@]1(C(=O)O)[C@H]2[C@@H](C[C@@H]1F)[C@@H]2C(=O)O to produce C=CCOC(=O)N[C@]1(C(=O)O)[C@H]2[C@@H](C[C@@H]1F)[C@@H]2C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.