Using COc1cc(-c2csc3c(C#N)cnc(N)c23)ccc1NC(=O)c1cc2ccccc2n1C, O=C([O-])[O-] to produce COc1cc(-c2csc3c(C(N)=O)cnc(N)c23)ccc1NC(=O)c1cc2ccccc2n1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.