19130
We conducted a pharmacokinetic single - blinded crossover study of 15 healthy adult volunteers comparing the CYP2E1 and conjugative metabolism of a 15 mg / kg dose of liquid versus solid preparations of acetaminophen .
 Chemical: acetaminophen
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: acetaminophen