1599
Anti - inflammatory trends of 1 , 3 - diphenyl - 2 - propen - 1 - one derivatives .
 Chemical: 1 , 3 - diphenyl - 2 - propen - 1 - one
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: 1 , 3 - diphenyl - 2 - propen - 1 - one 
Answer:
 Chemical: 1 , 3 - diphenyl - 2 - propen - 1 - one