N#Cc1ccc(C23CC4(C2)[C@@H](c2ccccc2)N(Cc2ccc(C(F)(F)F)cc2)C[C@@H]4C3c2ccccc2)cc1
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?