C[C@@H](CO)N1C[C@@H](C)[C@@H](CN(C)Cc2ccc(Cl)c(Cl)c2)Oc2ccc(NC(=O)Nc3ccc(F)cc3)cc2CC1=O
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?