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Azimilide , however , significantly prolonged APD and QT interval at concentrations from 0 . 1 to 10 micromol / L but shortened them at 30 micromol / L .
 Chemical: Azimilide
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: Azimilide