CCN1CCN(Cc2ccc(NC(=O)c3cc(NC(=O)C(=O)c4c[nH]c5ccccc45)cc(OC)c3)cc2C(F)(F)F)CC1.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?