25955
CONCLUSIONS : AZD1446 was well tolerated , but did not significantly improve ADHD symptoms after 2 weeks of treatment compared to placebo .
 Chemical: AZD1446
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: AZD1446