Using C[C@H]1NCc2cc(-c3ccc4c(=O)c(C(=O)O)cn(C5CC5)c4c3OC(F)F)ccc21 to produce C[C@H]1NCc2cc(-c3ccc4c(=O)c(C(=O)[O-])cn(C5CC5)c4c3OC(F)F)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.