8416
Characterization of in vitro metabolites of luotonin A in human liver microsomes using electrospray / tandem mass spectrometry .
 Chemical: luotonin A
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: luotonin A