O=C(NCc1cccc(OC(F)(F)F)c1)c1cccc2c1C(=O)c1ccc(-c3ccc(F)cc3OCc3ccccc3)cc1S2(=O)=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?