1564
Ingestion of small amounts ( 4 - 20 mg / kg ) of aqueous KMnO ( 4 ) solutions that are above 200 mg / L causes gastrointestinal distress , while bolus ingestion has caused respiratory arrest following coagulative necrosis and hemorrhage in the esophagus , stomach , or liver .
 Chemical: KMnO ( 4 )
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: KMnO ( 4 )