CC1(C)O[C@@H]2C[C@H]3[C@H]4C[C@H](F)C5=CC(=O)C=C[C@@]5(C)[C@@H]4[C@H](O)C[C@]3(C)[C@]2(C(=O)CO)O1
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?