12355
Human or rat hepatic subcellular fractions were incubated with or without pure anthocyanidins ( 100 micro M ) and the activities of CBR , GST and UGT were assayed using menadione , 1 - chloro - 2 , 4 - dinitrobenzene and p - nitrophenol as substrates , respectively .
 Chemical: anthocyanidins; Chemical: menadione; Chemical: 1 - chloro - 2 , 4 - dinitrobenzene; Chemical: p - nitrophenol
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: anthocyanidins, menadione, 1 - chloro - 2 , 4 - dinitrobenzene, p - nitrophenol 
Answer:
 Chemical: anthocyanidins; Chemical: menadione; Chemical: 1 - chloro - 2 , 4 - dinitrobenzene; Chemical: p - nitrophenol