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Furthermore , the expressions of tested genes were unaffected by cyclic - AMP at 6h when the stimulatory effects of ATZ on tested genes were sustained .
 Chemical: cyclic - AMP; Chemical: ATZ
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: cyclic - AMP; Chemical: ATZ