CC(=O)[C@@H]1[C@@H](C(=O)c2ccc(C)cc2)[C@]2(C(=O)Nc3ccccc32)[C@H]2C=Cc3cc(F)ccc3N12
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?