COC(=O)c1c(C)[nH]c(C(=O)COC(=O)CCNS(=O)(=O)c2cccc(C(F)(F)F)c2)c1C
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?