Using O=S(=O)(Cl)c1ccccc1, C=CCc1c[nH]c2cccc(C(=O)OC)c12 to produce C=CCc1cn(S(=O)(=O)c2ccccc2)c2cccc(C(=O)OC)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.