Cc1cccc(N(C(=O)Cn2nnc(-c3ccc(F)cc3)n2)C(C(=O)NC(C)(C)C)c2ccncc2)c1
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?