4830
After exposure of primary hepatocytes or HepG2 cells for 24h , dronedarone and amiodarone caused cytotoxicity and apoptosis starting at 20 and 50 micro M , respectively .
 Chemical: dronedarone; Chemical: amiodarone
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: dronedarone, amiodarone 
Answer:
 Chemical: dronedarone; Chemical: amiodarone