Using CCOc1cc(CN2CCC(c3ccccc3)C2)ccc1Oc1ccc(C#N)cn1, O=C([O-])[O-] to produce CCOc1cc(CN2CCC(c3ccccc3)C2)ccc1Oc1ccc(C(N)=O)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.