O=C(c1ccc2c(c1)N(Cc1cccc(Cl)c1)C(=O)c1ccccc1[S+]2[O-])N1CCN(c2cccc(C(F)(F)F)c2)CC1
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?