4298
Serum levels of eicosanoids were compared in individuals before and after intake of different breakfasts .
 Chemical: eicosanoids
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: eicosanoids 
Answer:
 Chemical: eicosanoids