OC(C/C(=N\N=C(/CC(O)(C(F)(F)F)C(F)(F)F)c1ccccc1)c1ccccc1)(C(F)(F)F)C(F)(F)F
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?