23780
The substances were more potent than an antimonial drug , with IC50 values ranging from 1 . 0 to 50 . 7 mu M .
 None
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:  
Answer:
 None