Using C[C@@H]1CN(c2c(CO)cc(C(=O)c3ccccc3)c(F)c2F)C[C@H](C)O1 to produce C[C@@H]1CN(c2c(C=O)cc(C(=O)c3ccccc3)c(F)c2F)C[C@H](C)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.