7333
In this work , the effects of 2 - ITX , 4 - isopropylthioxanthone ( 4 - ITX ) , 2 , 4 - diethylthio xanthone ( 2 , 4 - diethyl - TX ) , 2 - chlorothioxanthone ( 2 - chloro - TX ) , and 1 - chloro - 4 - propoxythioxanthone ( 1 - chloro - 4 - propoxy - TX ) on steroidogenesis and androgen and estrogen receptor - mediated transcription activation have been studied using human H295R adrenocarcinoma cells and yeast hormone bioassays , respectively .
 Chemical: 2 - ITX; Chemical: 4 - isopropylthioxanthone; Chemical: 4 - ITX; Chemical: 2 , 4 - diethylthio xanthone; Chemical: 2 , 4 - diethyl - TX; Chemical: 2 - chlorothioxanthone; Chemical: 2 - chloro - TX; Chemical: 1 - chloro - 4 - propoxythioxanthone; Chemical: 1 - chloro - 4 - propoxy - TX; Chemical: androgen; Chemical: estrogen
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 - isopropylthioxanthone, 4 - ITX, 2 , 4 - diethylthio xanthone, 2 , 4 - diethyl - TX, 2 - chlorothioxanthone, 2 - chloro - TX, 1 - chloro - 4 - propoxythioxanthone, 1 - chloro - 4 - propoxy - TX, androgen, estrogen 
Answer:
 Chemical: 2 - ITX; Chemical: 4 - isopropylthioxanthone; Chemical: 4 - ITX; Chemical: 2 , 4 - diethylthio xanthone; Chemical: 2 , 4 - diethyl - TX; Chemical: 2 - chlorothioxanthone; Chemical: 2 - chloro - TX; Chemical: 1 - chloro - 4 - propoxythioxanthone; Chemical: 1 - chloro - 4 - propoxy - TX; Chemical: androgen; Chemical: estrogen