20881
In compounds possessing a structural alert ( aldehyde ) and an activation alert ( double bond ) , it is important to consider bioactivation / autoxidation ( e . g . , epoxidation ) .
 Chemical: aldehyde
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: aldehyde