5024
Obtusilactone B from Machilus Thunbergii targets barrier - to - autointegration factor to treat cancer .
 Chemical: Obtusilactone B
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: Obtusilactone B