20101
Our results show that the emission peak at 450 nm results from oxidized ThT and not from the monomeric form of ThT , as previously proposed .
 Chemical: ThT; Chemical: ThT
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: ThT, ThT 
Answer:
 Chemical: ThT; Chemical: ThT