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Reversible inhibition of 4 - nitrophenyl acetate hydrolysis by the acyl glucuronides was also studied .
 Chemical: 4 - nitrophenyl acetate; Chemical: acyl glucuronides
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: 4 - nitrophenyl acetate; Chemical: acyl glucuronides