420
Pharmacokinetic / pharmacodynamic assessment of the effects of E4031 , cisapride , terfenadine and terodiline on monophasic action potential duration in dog .
 E4031, cisapride, terfenadine, terodiline
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 E4031, cisapride, terfenadine, terodiline