Using N#Cc1ccc2c(c1)OCCc1cc(-c3n[nH]c(=O)n3-c3ccccc3Cl)sc1-2, O=C([O-])[O-] to produce NC(=O)c1ccc2c(c1)OCCc1cc(-c3n[nH]c(=O)n3-c3ccccc3Cl)sc1-2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.