22699
Comparative study on transcriptional activity of 17 parabens mediated by estrogen receptor alpha and beta and androgen receptor .
 Chemical: parabens; Chemical: estrogen; Chemical: androgen
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: parabens; Chemical: estrogen; Chemical: androgen