CCOc1ccc(N/C(=C(C(/Cl)=C(/Cl)NC(C)(C)C)\[N+](=O)[O-])n2nnc3ccccc32)cc1
The donor in a hydrogen bond is usually a strongly electronegative atom such as N, O, or F that is covalently bonded to a hydrogen bond. How many hydrogen bond donors does the molecule have?