14597
Four species have been thoroughly analyzed in order to discover novel alpha - glucosidase inhibitors , namely , Hintonia latiflora and Hintonia standleyana ( Rubiaceae ) , Ligusticum porteri ( Apiaceae ) , and Brickellia cavanillesii ( Asteraceae ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None