20124
We show here that treatment of prostate cancer PPC - 1 cells with the superoxide generators menadione , paraquat , or buthionine sulfoximine down - regulates c - FLIP long ( c - FLIPL ) protein levels , which is prevented by the proteasome inhibitor MG132 .
 Chemical: superoxide; Chemical: menadione; Chemical: paraquat; Chemical: buthionine sulfoximine; Chemical: MG132
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: superoxide; Chemical: menadione; Chemical: paraquat; Chemical: buthionine sulfoximine; Chemical: MG132