Using COC(=O)CN(c1ccc(I)cc1)S(=O)(=O)NC(=O)OCC[Si](C)(C)C to produce O=C1CN(c2ccc(I)cc2)S(=O)(=O)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.