C=C(CC1([C@@H](NP(=O)(c2ccccc2)c2ccccc2)[C@H]2C[C@@H]2CCN(C(=O)OCC)S(=O)(=O)c2ccc(C)cc2)CC1)c1ccccc1
Drug-like molecules usually have no more than 5 Hydrogen bond donor. How many hydrogen bond donor does the molecule have?