CCOC(=O)c1c(N2CCOCC2)[nH]c(=O)c(C(c2c(O)c(C(=O)OCC)c(N3CCOCC3)[nH]c2=O)C(C)C)c1O
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?