CC(CC(O)C1OC1(C)C)C1CCC2(C)C3=CCC4C(C)(C)C(=O)CCC4(C)C3CC[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?