COC(=O)C1=C(OC(=O)c2ccccc2)C(C(=O)OC)[C@@]2(O)[C@@H](C(=O)OC)[C@H](C)C[C@@H]1[C@@H]2C(=O)OC
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?