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 .
 Chemical: 2 - ITX; Chemical: 4 - ITX; Chemical: 2 , 4 - diethyl - TX
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: 2 - ITX, 4 - ITX, 2 , 4 - diethyl - TX 
Answer:
 Chemical: 2 - ITX; Chemical: 4 - ITX; Chemical: 2 , 4 - diethyl - TX