CCN1C(=O)[C@H]2[C@@H](C1=O)[C@@H](c1ccc(-c3ccc(OC)cc3)cc1)N[C@@]2(CC(C)C)C(=O)OC.O=C(O)C(F)(F)F
Hydrogen bond acceptor: The atom, ion, or molecule component of a hydrogen bond which does not supply the bridging (shared) hydrogen atom. How many hydrogen bond acceptors does the molecule have?