CNC1C(O)CC(OC2C/C=C(\C)C/C(C)=C/C=C/CCC(C)CNC(=O)/C=C/C=C/C2C)OC1C
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?