Using C[Si](C)(C)C(F)(F)F, Ic1ccc2nncc(OCc3ccccc3)c2c1 to produce FC(F)(F)c1ccc2nncc(OCc3ccccc3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.