1030
Dihydroxy - Isosteviol Methyl Ester from Pulsatilla nigricans Induces Apoptosis in HeLa Cells : Its Cytoxicity and Interaction with Calf Thymus DNA .
 Chemical: Dihydroxy - Isosteviol Methyl Ester
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: Dihydroxy - Isosteviol Methyl Ester