CN(CCCC[C@H](CNCc1ccc(-c2ccccc2)cc1)N1C[C@H](c2ccccc2)N(CCc2ccc(Cl)c(Cl)c2)C(=O)C1=O)Cc1ccc(-c2ccccc2)cc1
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?