CN1C2(c3ccccc3)C(C(=O)c3ccccc3)=C(C(=O)c3ccccc3)C1(c1ccccc1)c1c(-c3ccccc3)sc(-c3ccccc3)c12
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?