C=C(C)C12CC(COC(=O)c3ccccc3)C34OC5(OC1C3C1OC1(CO)C(O)C1(O)C(OC(=O)c3ccccc3)C(C)C(C(C)CCCCCCC5O)C14)O2
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?