CC12C=CC(C)(C3C(=O)C4C(C(=O)C31)C1(C)C=CC4(C)[S+]1[O-])[S+]2[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?