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Moreover , treatment of U937 cells with 2 - hydroxy - 3 - methylanthraquinone resulted in activation of caspase - 3 .
 Chemical: 2 - hydroxy - 3 - methylanthraquinone
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: 2 - hydroxy - 3 - methylanthraquinone