1402
We observed that rotigotine induces unexpected changes in both cortical excitability ( increased ) and central cholinergic transmission ( restored ) of AD patients .
 Chemical: rotigotine
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: rotigotine