CCOC(=O)c1cc2[nH]c3ccccc3c2[n+](-c2ccc([N+](=O)[O-])cc2)c1N.O=C([O-])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?