Using O=C([O-])[O-], COc1cccc(C(CNc2cccc3ncccc23)C2(C(F)(F)F)CO2)c1F to produce COc1cccc(C(c2ccc3c(N)cccc3n2)C2(C(F)(F)F)CO2)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.