Using C[Si](C)(C)CCOCn1cc(I)c2c(Cl)ncnc21, COc1ccc(F)cc1S to produce COc1ccc(F)cc1Sc1cn(COCC[Si](C)(C)C)c2ncnc(Cl)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.