18056
Compounds 2 , 3 and another known diterpenoid , isoambreinolide ( 4 ) were evaluated for antitubercular activity .
 Chemical: diterpenoid; Chemical: isoambreinolide
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: diterpenoid; Chemical: isoambreinolide