CCCC(=O)OC1CC(n2cc(F)c(=O)[nH]c2=O)OC1COP(=O)(OCC(Cl)(Cl)Cl)OCC(Cl)(Cl)Cl
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?