CCCCCCCCCCCCCC(=O)N(CCCCCCCCC)CC(O)C(O)C(OC1OC(CO)C(O)C(O)C1O)C(O)CO
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?