8594
A new dibenzocyclooctene - type lignan , named schisandrin A1 ( 1 ) , together with nine known lignans ( 2 - 10 ) , was isolated from the stems of Schisandra sphenathera .
 Chemical: dibenzocyclooctene; Chemical: lignan; Chemical: schisandrin A1
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: dibenzocyclooctene, lignan, schisandrin A1 
Answer:
 Chemical: dibenzocyclooctene; Chemical: lignan; Chemical: schisandrin A1