7584
Optical pumping of a single electron spin bound to a fluorine donor in a ZnSe nanostructure .
 Chemical: fluorine; Chemical: ZnSe
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: fluorine; Chemical: ZnSe