22620
Results showed that oral administration of the Zhizhu decoction accelerated gastric emptying in mouse and protected gastric mucosa from ethanol - induced ulcers in rat .
 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