18855
In addition , esculetin and 6 - methoxy artemicapin C displayed PTP1B inhibitory activity .
 Chemical: esculetin; Chemical: 6 - methoxy artemicapin C
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: esculetin, 6 - methoxy artemicapin C 
Answer:
 Chemical: esculetin; Chemical: 6 - methoxy artemicapin C