CC1(C)CC(N/C=C2/C(=O)N(Cc3ccc4c(c3)OCO4)C(=O)c3ccccc32)CC(C)(C)N1
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?