9101
We hereby report the design , synthesis , and characterization of a novel pantetheine analogue , RR6 , that acts as a selective , reversible , and competitive vanin inhibitor at nanomolar concentration .
 Chemical: pantetheine; Chemical: RR6
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: pantetheine; Chemical: RR6