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We also studied plasma levels of hydroperoxides ( ROOHs ) , alpha - tocopherol , glutathione and lipid profile as well as superoxide dismutase ( SOD ) and catalase ( CAT ) erythrocyte activities .
 Chemical: hydroperoxides; Chemical: ROOHs; Chemical: alpha - tocopherol; Chemical: glutathione; Chemical: superoxide
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: hydroperoxides; Chemical: ROOHs; Chemical: alpha - tocopherol; Chemical: glutathione; Chemical: superoxide