Using CCn1c(=O)[nH]c2c(C)cccc21, C[Si](C)(C)CCOCCl to produce CCn1c(=O)n(COCC[Si](C)(C)C)c2c(C)cccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.