O=C(Cc1ccc(F)cc1)N1CCC(CC2CC(c3ccc(Cl)cc3)=NO2)(C(=O)NCC2CCCCC2)CC1
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?