Using CC(C)(C)[Si](C)(C)OCc1cn(-c2ccc(N)c(F)c2)cn1, O=C(Cl)OCc1ccccc1 to produce CC(C)(C)[Si](C)(C)OCc1cn(-c2ccc(NC(=O)OCc3ccccc3)c(F)c2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.