Using O=Cc1cc2c(cc1O)N(Cc1ccccc1)CCC2, CC[N+](=O)[O-] to produce N#Cc1cc2c(cc1O)N(Cc1ccccc1)CCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.