Using COC(=O)C(C)Nc1cc(CS(=O)(=O)/C=C/c2c(OC)cc(OC)cc2OC)ccc1OC to produce COc1cc(OC)c(/C=C/S(=O)(=O)Cc2ccc(OC)c(NC(C)C(=O)O)c2)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.