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Despite NAC counteracting some adverse intracellular changes due to organochlorine exposure , it appeared to aggravate the cytotoxic effects of the organochlorine compounds at low test concentrations .
 Chemical: NAC; Chemical: organochlorine; Chemical: organochlorine
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: NAC; Chemical: organochlorine; Chemical: organochlorine