CC(C)(C)C1CC[C@H]2c3c([nH]c4ccc(Br)cc34)[C@H]3C(=O)N(c4ccccc4)C(=O)[C@H]3[C@H]2C1
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?