Using CC(=O)NCC1CN(c2ccc(-c3ccc(CNCc4c[nH]nn4)cc3)c(F)c2)C(=O)O1 to produce CC(=O)NC[C@H]1CN(c2ccc(-c3ccc(CNCc4cnn[nH]4)cc3)c(F)c2)C(=O)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.