O=C(COC(c1ccc(F)cc1)c1ccc(F)cc1)N1CCN(CCCc2ccccc2)CC1.O=C(O)/C=C\C(=O)O
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?