Cc1c(Cl)cccc1-n1ncc(C(=O)N2CCN(C)CC2)c1C1CCN(C(=O)OC(C)(C)C)CC1
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?