Using C[Si](C)(C)CCOCCl, CCOC(=O)c1cc2c(Cl)nn(C)c(=O)c2[nH]1 to produce CCOC(=O)c1cc2c(Cl)nn(C)c(=O)c2n1COCC[Si](C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.