C=C(CCC12O[C@H](C(=O)O)[C@@](O)(C(=O)O)[C@](C(=O)O)(O1)[C@H](OC(=O)/C=C/[C@@H](C)C[C@@H](C)CC)[C@H]2O)[C@@H](OC(C)=O)[C@H](C)Cc1ccccc1
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?