Using CCOC(=O)/C=C/C1CCCCN1S(=O)(=O)c1c(C)cc(OC)cc1C to produce CCOC(=O)CCC1CCCCN1S(=O)(=O)c1c(C)cc(OC)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.