10183
The authors exposed early life stages of coho salmon ( Oncorhynchus kisutch ) to a pesticide mixture ( " cocktail " ) representative of those pesticides most frequently reported in urban streams in western Washington State , USA .
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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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