Cc1c(Cl)ccc2c1NC(=O)C21NC(CCC(N)=O)[C@H]2C(=O)N(c3ccc(Cl)cc3)C(=O)[C@H]21
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?