864
Oral administration of lindane ( 2 . 5 , 5 , 10 and 15 mg / kg , body weight ) for 5 days was found to produce a dose - dependent increase in the activity of P450 dependent 7 - ethoxyresorufin - O - deethylase ( EROD ) , 7 - pentoxyresorufin - O - dealkylase ( PROD ) and N - nitrosodimethylamine demethylase ( NDMA - d ) in rat brain and liver .
 Chemical: lindane; Chemical: N - nitrosodimethylamine; Chemical: NDMA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: lindane; Chemical: N - nitrosodimethylamine; Chemical: NDMA