Using CCn1nc(NCc2ccc(F)cc2)cc1C(O)c1cn([Si](C(C)C)(C(C)C)C(C)C)c2ncc(Cl)cc12 to produce CCn1nc(NCc2ccc(F)cc2)cc1Cc1c[nH]c2ncc(Cl)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.