20862
Active compounds , such as the nitrobenzyl analogue 6c , were found to exhibit sub - micromolar IC50 values in Bcl - 2 expressing human cancer cell lines .
 Chemical: nitrobenzyl
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: nitrobenzyl