Using CCON=C(C#N)C(=O)OC, O=C1OC(c2ccc(O)cc2)(c2ccc(O)cc2)c2ccccc21 to produce CCON=C(C(=N)OC)C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.