Using CCOC(=O)CN(C1CC1)S(=O)(=O)c1c(C)cc(OC)cc1C to produce COc1cc(C)c(S(=O)(=O)N(CC(=O)O)C2CC2)c(C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.