25455
The biosensor exhibited an optimum response in less than 2s and was not prone to interferences from ascorbic acid , urea and sucrose .
 ascorbic acid, urea, sucrose
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 ascorbic acid, urea, sucrose