CC(C)N(C(=O)[C@H]1C[C@H](CC(=O)NCc2cccc(C(F)(F)F)c2)C(=O)N2CCc3c([nH]c4ccc(Cl)cc34)[C@]12C)C(C)C
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?