CCC[C@@H](CN1CCC[C@H]1CN1C(N)=NC[C@@H]1Cc1ccccc1)N1C[C@@H]([C@H](C)CC)N(CCCC2CCCC2)C1=N
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?