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The main metabolic pathway of luotonin A in human liver microsomes was hydroxylation , resulting in the generation of two mono - hydroxyl metabolites ( M1 and M2 ) and two di - hydroxyl metabolites ( M3 and M4 ) .
 Chemical: luotonin A; Chemical: mono - hydroxyl; Chemical: di - hydroxyl
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; Chemical: mono - hydroxyl; Chemical: di - hydroxyl