23550
Prilocaine - and Lidocaine - induced Methemoglobinemia is Caused by Human Carboxylesterase - , CYP2E1 - and CYP3A4 - mediated Metabolic Activation .
 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: Prilocaine, Lidocaine 
Answer:
 Chemical: Prilocaine; Chemical: Lidocaine