10490
The DT50 of nortriptyline was 40 . 5 +/- 3 . 2 d estimated with HPLC - TOF - MS / UV .
 Chemical: nortriptyline
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: nortriptyline