C[C@@H]1COC(=O)[C@@H](Cc2ccc(F)cc2)C/C=C\C[C@@H](CC(=O)N[C@H](CO)Cc2ccccc2)C(=O)N1
Hydrogen bond acceptor is the chemical compound which contains the lone electron pairs that participate in the hydrogen bond formation. How many hydrogen bond acceptors does the molecule contain?