CC(C)(C)C1CCC2c3c([nH]c4ccccc34)C3C(=O)N(c4ccc5c(c4)C(=O)c4ccccc4C5=O)C(=O)C3C2C1
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?