9925
To the best of our knowledge , this is the first report of selenolate - protected Au ( 18 ) nanoclusters .
 Chemical: selenolate; Chemical: Au ( 18 )
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: selenolate; Chemical: Au ( 18 )