3021
Analysis of the LY293558 pharmacokinetics after intramuscular administration showed that this compound readily crosses the blood - brain barrier .
 Chemical: LY293558
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: LY293558 
Answer:
 Chemical: LY293558