Using COC(=O)[C@@H]1[C@@H](/C=C(\C)C=O)C1(C)C, CCON to produce CCON=C/C(C)=C/[C@@H]1[C@@H](C(=O)OC)C1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.