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The toxicity of copper and dimethomorph alone and in combination , was assessed by growth inhibition of L . minor cultures after 96 and 168 h .
 Chemical: copper; Chemical: dimethomorph
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: copper; Chemical: dimethomorph