Using O=Cc1ccc(-c2c(-c3ccc(Cl)cc3)ccn3c(=O)n(Cc4ccc(C(F)(F)F)nc4)nc23)cc1, C[Si](C)(C)C#N to produce N#CC(O)c1ccc(-c2c(-c3ccc(Cl)cc3)ccn3c(=O)n(Cc4ccc(C(F)(F)F)nc4)nc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.