16709
Therefore , in this study we synthesized the isothiocyanates iberverin , iberin and cheirolin with a high yield and purity and determined their Nrf2 - inducing activity in NIH3T3 fibroblasts .
 Chemical: isothiocyanates; Chemical: iberverin; Chemical: iberin; Chemical: cheirolin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: isothiocyanates; Chemical: iberverin; Chemical: iberin; Chemical: cheirolin