COCCCNC(=O)C[C@H]1C[C@H](C(=O)N2CCCCC2)[C@@]2(C)c3[nH]c4ccc(Cl)cc4c3CCN2C1=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?