21881
Application of reduced graphene oxide and carbon nanotube modified electrodes for measuring the enzymatic activity of alcohol dehydrogenase .
 Chemical: graphene oxide; Chemical: carbon; Chemical: alcohol
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: graphene oxide, carbon, alcohol 
Answer:
 Chemical: graphene oxide; Chemical: carbon; Chemical: alcohol