COc1cc(NC(=O)CN2C(=O)NC(c3ccccc3)(c3ccccc3)C2=O)c(C)cc1[N+](=O)[O-]
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?