29969
The aim of the present study was to develop a ( 68 ) Ga labeled bis - DOTA derivative of benzylidene - bis - indole and compare the in vivo stability and biodistribution with that of the previously reported bis - DTPA derivate for in vivo imaging of necrosis using PET .
 Chemical: ( 68 ) Ga labeled bis - DOTA; Chemical: benzylidene - bis - indole; Chemical: bis - DTPA
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: ( 68 ) Ga labeled bis - DOTA; Chemical: benzylidene - bis - indole; Chemical: bis - DTPA