CC(C)C1OC(=O)/C=C/C=C/C=C/C=C/C=C/CC(O)C(C)C(O)CC(O)CC(O)CC(O)CC(O)CC(O)CC(O)/C=C/C1C
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?