C[C@@H]1C[C@H]2[C@H]3C[C@@H](F)C4=CC(=O)C=C[C@]4(C)[C@@]3(Cl)[C@@H](O)C[C@@]2(C)[C@@H]1C(=O)COC(=O)C(C)(C)C
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?