Using CC[C@@]1(O)CC(=O)OCc2c1cc1n(c2=O)Cc2cc3cc(F)c(F)cc3nc2-1, CCCCC=O to produce CCCCc1c2c(nc3cc(F)c(F)cc13)-c1cc3c(c(=O)n1C2)COC(=O)C[C@]3(O)CC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.