Using CCOC(=O)c1ccc(C)c(S[Si](C(C)C)(C(C)C)C(C)C)c1, CC(=O)CCl to produce CCOC(=O)c1ccc(C)c(SCC(C)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.