Using C[C@@H](c1ccc(Br)cc1)N1CC[C@](CCCO)(c2ccc(F)cc2)OC1=O to produce C[C@@H](c1ccc(Br)cc1)N1CC[C@](CCC=O)(c2ccc(F)cc2)OC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.