Using COc1ccc2cc(C(=CC3CCCC3)c3ccc(S(C)(=O)=O)cc3)[nH]c2n1 to produce COc1ccc2cc(C(CC3CCCC3)c3ccc(S(C)(=O)=O)cc3)[nH]c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.