Using C[Si](C)(C)OC1=CCN(C(=O)OCc2ccccc2)CC1, F[B-](F)(F)F to produce O=C1CCN(C(=O)OCc2ccccc2)CC1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.