CCCNC(=O)OC[C@H]1O[C@@H](CCO/N=C2/C[C@@H](O)[C@@H](O)[C@@H]3[C@@H]4C(=O)N(CC)C(=O)[C@H]4CC[C@@H]23)C=C[C@@H]1Oc1ccc(OC)cc1
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?