CC(C)C[C@H](NC(=O)[C@H](Cc1ccccc1)C[C@@H](O)[C@H](Cc1ccccc1)NC(=O)OC(C)(C)C)C(=O)N[C@@H](Cc1ccccc1)C(N)=O
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?