CCOc1ccc(N2C(=O)/C(=C\c3ccc(O)c(OC)c3)S(=O)(=O)C2c2cccc([N+](=O)[O-])c2)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?