7682
Pin1 was adducted in MDA - MB - 231 breast cancer cells treated with 8 - alkynyl - HNE as judged by click chemistry conjugation with biotin followed by streptavidin - based pulldown and Western blotting with anti - Pin1 antibody .
 Chemical: 8 - alkynyl - HNE; Chemical: biotin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: 8 - alkynyl - HNE; Chemical: biotin