22490
In an investigation into the participation of TRP channels and ASICs in CAT ' s antinociceptive mechanism , we used capsaicin ( 2 . 2 mu g / paw ) , cinnamaldehyde ( 10mmol / paw ) , menthol ( 1 . 2mmol / paw ) and acidified saline ( 2 % acetic acid , pH 1 . 98 ) .
 Chemical: CAT; Chemical: capsaicin; Chemical: cinnamaldehyde; Chemical: menthol; Chemical: acetic acid
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: CAT; Chemical: capsaicin; Chemical: cinnamaldehyde; Chemical: menthol; Chemical: acetic acid