Using CC=C(c1cccc(OS(=O)(=O)c2ccc(C)cc2)c1)C(C)CN(C)C to produce CCC(c1cccc(OS(=O)(=O)c2ccc(C)cc2)c1)C(C)CN(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.