C[N+]1(CC(=O)Nc2cccc(C(F)(F)F)c2)CCN(C(=O)/C=C/c2ccc(F)cc2)CC1.[Cl-]
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?