8278
These data show that we have successfully explored the structure - activity relationships of nitroxoline derivatives to provide new inhibitors that could eventually lead to compounds with clinical usefulness against the deleterious effects of cathepsin B in cancer progression .
 Chemical: nitroxoline
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: nitroxoline