Using COCCc1sc(S(=O)(=O)NC(=O)Nc2cc(SC)cc(NCCO[Si](C)(C)C(C)(C)C)n2)cc1C to produce COCCc1sc(S(=O)(=O)NC(=O)Nc2cc(SC)cc(NCCO)n2)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.