CN(C)C(n1cc2c(c1)-c1ccc(Cl)cc1C(c1ccccc1F)=NC2)n1cc2c(c1)-c1ccc(Cl)cc1C(c1ccccc1F)=NC2
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?