Using O=C1c2c(Cl)cc(Br)cc2CN1Cc1ccc(OC(F)(F)F)cc1, C#CC[Si](C)(C)C to produce C[Si](C)(C)C#Cc1cc(Cl)c2c(c1)CN(Cc1ccc(OC(F)(F)F)cc1)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.