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We adapted the AMA for use on an ecologically - relevant North American species , the Pacific tree frog ( Pseudacris regilla ) , and applied molecular endpoints to evaluate the effects of the antibacterial agent , triclosan ( TCS ) .
 Chemical: triclosan; Chemical: TCS
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: triclosan; Chemical: TCS