Using O=[N+]([O-])c1cnccc1O, CCCn1c(=O)c(=O)[nH]c2cc([N+](=O)[O-])c(F)cc21 to produce CCCn1c(=O)c(=O)[nH]c2cc([N+](=O)[O-])c(-n3ccc(=O)c([N+](=O)[O-])c3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.