CN(C)C1C(=O)C(C(N)=O)=C(O)C2(O)C(O)=C3C(=O)c4c(O)cccc4C(C)(O)C3CC12
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?