CCOC(=O)[C@@H]1[C@H]2COc3cc(OC)ccc3[C@H]2N2C(=O)N(c3cccc(Cl)c3)C(=O)[C@]12C
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?