30519
Based upon the findings , six novel benzofuroxan derivatives ( 4u - z ) were designed , synthesized , and in vitro assayed to perform the QSAR external prediction .
 Chemical: benzofuroxan
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: benzofuroxan