13243
A parallel decrease of beta - hCG secretion was observed in BeWo cells , at 1 mu M - 1 mM concentrations , with the only exception of ATR which caused an increase at concentrations up to 1mM .
 Chemical: ATR
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: ATR