Using O=Cc1cccc(C2CC(c3[nH]nc4c3C(c3cc(F)c(F)cc3F)CC(=O)N4)C2)c1 to produce O=C1CC(c2cc(F)c(F)cc2F)c2c(n[nH]c2C2CC(c3cccc(CO)c3)C2)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.