4315
Neferine , an alkaloid from N . nucifera was found to exert cytotoxicity on liver cancer cells HepG2 in a dose - dependent manner .
 Chemical: Neferine
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: Neferine