16563
Formal interaction was excluded if the 90 % confidence interval ( CI ) for the silexan over placebo ratios for phenotyping metrics ( primary : AUC0 - t ) was within a 0 . 70 - 1 . 43 range .
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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:
 None