CC(=O)O[C@@H](C1C[C@@H](C)[C@H]2[C@@](O)(O1)[C@H](O)[C@@]1(C)C3=CC[C@H]4C(C)(C)[C@@H](OC5OCC(O)C(O)C5O)CC[C@@]45C[C@@]35CC[C@]21C)C(C)(C)O
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?