4561
Seven new ( 1 - 7 ) and three known ( 8 - 10 ) abietane diterpenoids were isolated from the methanolic extract of the aerial parts of Isodon lophanthoides var . graciliflorus ( Lamiaceae ) , a folk Chinese medicine and an herb for functional beverages .
 abietane, diterpenoids
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 abietane, diterpenoids