CC(/C=C/C1[C@H](C)C[C@H](O[C@@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)CC1(C)C)O[C@H]1O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1O
The electronegative atoms usually involved in hydrogen bonding are oxygen, nitrogen and fluorine. How many hydrogen bond acceptors does the molecule contain?