Using C[O-], FC(F)(F)c1cccc(-c2ccc3nnc(CCl)n3n2)c1 to produce COCc1nnc2ccc(-c3cccc(C(F)(F)F)c3)nn12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.