22586
Based on a PCA , the exposure treatments were separated into two main groups based on the extent of the transcriptional response : a low and a high ( 144 h of fish or carbaryl exposure and 96 h of parasite exposure ) stress group .
 Chemical: carbaryl
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: carbaryl