Using CONC(=O)C1(O/N=C(\C(=O)OC)c2ccco2)CCCC1 to produce CONC(=O)C1(O/N=C(\C(=O)O)c2ccco2)CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.