16456
Fish were fed SeMet at measured concentrations of 1 . 3 , 3 . 4 , 9 . 8 or 27 . 5 mu g Se / g dry mass ( d . m . ) for 90 d .
 Chemical: SeMet; Chemical: Se
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: SeMet; Chemical: Se