Cc1ccc(CN2C(=O)C(Cc3ccccc3)Nc3ncnc(N4CCCCC4)c32)cc1.O=C(O)C(F)(F)F
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?