22987
RESULTS : HbA1c was reduced numerically from baseline by 0 . 3 - 0 . 8 % with AZD1656 and by 0 . 1 % with placebo over the first 2 months of treatment , after which effects of AZD1656 started to decline .
 AZD1656, AZD1656
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 AZD1656, AZD1656