O=C(NCC1CCCO1)C(c1ccc(F)cc1)N(CC1CCCO1)C(=O)c1ccc(-c2ccccc2)[nH]1
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?