7310
In the present study , the uptake of AZT absorption in the nasal mucosa was demonstrated , providing new foundations for clinical trials in patients with AIDS .
 Chemical: AZT
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: AZT 
Answer:
 Chemical: AZT