O=C(CCCn1c(=O)c2ccccc2n(CC(=O)Nc2cccc(C(F)(F)F)c2)c1=O)NCc1ccc2c(c1)OCO2
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?