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The study compared the effects of two legacy and two emerging fish pollutants ( Hexabromocyclododecane HBCD ; 2 , 2 ' , 4 , 4 ' - Tetrabromodiphenyl ether BDE - 47 ; 2 , 2 ' , 4 , 4 ' , 5 , 5 ' - Hexachlorobiphenyl PCB - 153 ; 2 , 3 , 7 , 8 - Tetrachlorodibenzo - p - doxin TCDD ) in juvenile female mice exposed through a salmon based rodent diet for 28days ( dietary doses : HBCD 199mg / kg bw / day ; BDE - 47 450 mu g / kg bw / day ; PCB - 153 195 mu g / kg bw / day ; TCDD 90ng / kg bw / day ) .
 Chemical: Hexabromocyclododecane; Chemical: HBCD; Chemical: 2 , 2 ' , 4 , 4 ' - Tetrabromodiphenyl ether; Chemical: BDE - 47; Chemical: 2 , 2 ' , 4 , 4 ' , 5 , 5 ' - Hexachlorobiphenyl; Chemical: PCB - 153; Chemical: 2 , 3 , 7 , 8 - Tetrachlorodibenzo - p - doxin; Chemical: TCDD; Chemical: HBCD; Chemical: BDE - 47; Chemical: PCB - 153; Chemical: TCDD
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: Hexabromocyclododecane; Chemical: HBCD; Chemical: 2 , 2 ' , 4 , 4 ' - Tetrabromodiphenyl ether; Chemical: BDE - 47; Chemical: 2 , 2 ' , 4 , 4 ' , 5 , 5 ' - Hexachlorobiphenyl; Chemical: PCB - 153; Chemical: 2 , 3 , 7 , 8 - Tetrachlorodibenzo - p - doxin; Chemical: TCDD; Chemical: HBCD; Chemical: BDE - 47; Chemical: PCB - 153; Chemical: TCDD