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The intracerebroventricular ( ICV ) administration of ouabain ( a Na ( + ) / K ( + ) - ATPase inhibitor ) in rats has been suggested to mimic some symptoms of human bipolar mania .
 Chemical: ouabain; Chemical: Na; Chemical: K; Disease: bipolar mania
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: ouabain; Chemical: Na; Chemical: K; Disease: bipolar mania