13001
The IC ( 50 ) values on human 11 beta - HSD1 by MXC and HPTE were 1 . 91 +/- 0 . 07 and 8 . 88 +/- 0 . 08 mu M , respectively .
 MXC, HPTE
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 MXC, HPTE