20836
This is the first report , to our knowledge , to describe neolignans from P . regnellii with activity against M . tuberculosis , and compound ( 1 ) is a potential candidate for future antituberculosis drugs .
 Chemical: neolignans
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: neolignans