CCN(C(=O)COC(=O)CCOc1cc(C)ccc1C)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=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?