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We tested twelve compounds with varying mechanisms of toxic action in an assay battery including 24 CALUX transcriptional activation assays , mouse cardiac embryonic stem cell test , ReProGlo assay , zebrafish embryotoxicity assay , and two CYP17 and two CYP19 activity assays .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
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