10492
In summary , amitriptyline persisted in agricultural soils with major dissipation mechanisms , including forming nonextractable residues and producing various transformation products including the psychoactive drug nortriptyline .
 Chemical: amitriptyline; 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: amitriptyline; Chemical: nortriptyline