COC(=O)[C@]1(C)CC[C@@]2(C)CC[C@@]3(C)C4=CC=C5C(=CC(=O)C(O)=C5C)[C@@]4(C)CC[C@@]3(C)C2C1
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?