11096
Genome - wide chromatin - immunoprecipitation studies coupled with deep sequencing identified androgen receptor binding sites localized in the distal promoter and intron regions of the AGR2 and AGR3 genes , respectively .
 Chemical: androgen
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: androgen 
Answer:
 Chemical: androgen