23557
Incubation with diisopropyl fluorophosphate and bis - ( 4 - nitrophenyl ) phosphate , which are general inhibitors of CES , significantly decreased Met - Hb formation when prilocaine and lidocaine were incubated with HLM .
 Chemical: diisopropyl fluorophosphate; Chemical: bis - ( 4 - nitrophenyl ) phosphate; Chemical: prilocaine; Chemical: lidocaine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: diisopropyl fluorophosphate, bis - ( 4 - nitrophenyl ) phosphate, prilocaine, lidocaine 
Answer:
 Chemical: diisopropyl fluorophosphate; Chemical: bis - ( 4 - nitrophenyl ) phosphate; Chemical: prilocaine; Chemical: lidocaine