24721
Both R - and S - lorazepam were glucuronidated by UGT 2B4 , 2B7 , and 2B15 , while R - lorazepam was additionally metabolized by the extra - hepatic enzymes UGT 1A7 and 1A10 .
 Chemical: R - and S - lorazepam; Chemical: R - lorazepam
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: R - and S - lorazepam; Chemical: R - lorazepam