COc1ccc(-c2ccoc2)cc1[C@H]1[C@H]2C=CC[C@@H](C)[C@@H]2C(=O)N1Cc1ccccc1
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?