19743
Diurnal ACTH and cortisol were unrelated to the dose of ethanol , but ACTH rhythm flattened at 0 . 5 g / kg / day and remained flattened .
 Chemical: cortisol; Chemical: ethanol
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: cortisol; Chemical: ethanol