11951
Topoisomerase II alpha ( Topo II alpha ) inhibition has been reported to produce a cell death response accompanied by an atypical DNA laddering fragmentation profile , similar to that noted previously for ( - ) - xanthatin .
 Chemical: ( - ) - xanthatin
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: ( - ) - xanthatin