2393
Prolonged PFS and OS were observed in patients achieving CR and receiving bort - dex a single line of prior therapy .
 Chemical: bort; Chemical: dex
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: bort; Chemical: dex