16051
The present study evaluated the preclinical toxicity ( acute and subchronic ) , as well as the toxicokinetic and gastroprotective effects of BS against ethanol lesions .
 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: ethanol