C#C/C=C\CCCCCCCCCCCCCC/C=C\CCCCC#CC(O)C#CCCCC/C=C\CCCCCC/C=C/C(O)C#C
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?