Cc1ccc([C@@]2(C)CC/C(=N/N=C3\CC[C@](C)(c4ccc(C)c(C)c4)c4cc(C)c(C)cc43)c3cc(C)c(C)cc32)cc1C
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?