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Bromate ( BrO3 ( - ) ) , a by - product of ozonation of drinking water , induces nephrotoxicity in male rats at much lower doses than in female rats .
 Chemical: Bromate; Chemical: BrO3 ( - )
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: Bromate; Chemical: BrO3 ( - )