C(=C\CCCN1O[C@@H](CCCCCCCCc2cccnc2)[C@H]2CCC[C@H]21)\CCCCCCCCCc1cccnc1
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?