Using O=C(c1ccc2ncccc2c1)c1cnc2ccc(Cl)nn12, C[Si](C)(C)C(F)(F)F to produce OC(c1ccc2ncccc2c1)(c1cnc2ccc(Cl)nn12)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.