7337
Expression of particular steroidogenic genes , including the one encoding for aromatase ( CYP19A1 ) , was significantly upregulated after incubation of H295R cells with 2 - ITX , 4 - ITX , and 2 , 4 - diethyl - TX .
 2 - ITX, 4 - ITX, 2 , 4 - diethyl - TX
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 2 - ITX, 4 - ITX, 2 , 4 - diethyl - TX