Using COC(=O)C1=C(O)c2ccc3ccccc3c2S(=O)(=O)N1, CCI to produce CCN1C(C(=O)OC)=C(O)c2ccc3ccccc3c2S1(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.