25401
Paraoxonase 1 ( PON1 ) enzyme plays an important role in biotransformation of OP compounds , which shows toxic effects via inhibiting the acetylcholinesterase ( AChE ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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