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CTLL - 2 cells were exposed for 6 h to two model immunotoxic compounds : ( 1 ) the mycotoxin deoxynivalenol ( DON , 1 and 2 mu M ) , a ribotoxic stress inducer , and ( 2 ) the organotin compound tributyltin oxide ( TBTO , 100 and 200 nM ) , an endoplasmic reticulum ( ER ) stress inducer .
 Chemical: deoxynivalenol; Chemical: DON; Chemical: organotin; Chemical: tributyltin oxide; Chemical: TBTO
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: deoxynivalenol; Chemical: DON; Chemical: organotin; Chemical: tributyltin oxide; Chemical: TBTO