1953
In this study , we investigated the anti - obesity effect of glabridin and glabridin - rich supercritical fluid extract of licorice ( LSC ) .
 glabridin, glabridin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 glabridin, glabridin