Using CC(C)CCON=O, CCOC(=O)c1cn(CC)c2nc(OC)c(N)cc2c1=O to produce CCOC(=O)c1cn(CC)c2nc(OC)c([N+]#N)cc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.