CCN(C[C@H]1N[C@@](C)(C(=O)OC)[C@H]2C(=O)N(C)C(=O)[C@@H]12)C(=O)COC.O=C(O)C(F)(F)F
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?