27221
Spermatozoa motility , content of carbonyl proteins , and SOD activity were shown to be sensitive biomarkers , exhibiting strong responses to low concentrations of the xenobiotic .
 Chemical: carbonyl
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: carbonyl