Using CCc1c2c(c(OC)c(=O)n1C)C(=O)N(Cc1ccc(F)c(Cl)c1)CC2, C=[N+]=[N-] to produce Cn1c(C2CC2)c2c(c(O)c1=O)C(=O)N(Cc1ccc(F)c(Cl)c1)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.