4541
These compounds are potent antagonists on the basis of the results of in vitro assays , and are expected to be useful for treating conditions and disorders associated with TRPA1 function such as pain , chronic pain , neuropathic pain , rheumatoid arthritic pain , osteoarthritic pain , diabetic neuropathy and inflammatory disorders .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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