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To assess the potential therapeutic properties of trans - 1 , 3 - diphenyl - 2 , 3 - epoxypropane - 1 - one ( DPEP ) , its anti - inflammatory effects were investigated in lipopolysaccharide ( LPS ) - stimulated mouse macrophage ( RAW 264 . 7 ) cells .
 Chemical: trans - 1 , 3 - diphenyl - 2 , 3 - epoxypropane - 1 - one; Chemical: DPEP
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: trans - 1 , 3 - diphenyl - 2 , 3 - epoxypropane - 1 - one; Chemical: DPEP