9918
Synthesis of selenolate - protected Au18 ( SeC6H5 ) 14 nanoclusters .
 Chemical: selenolate; Chemical: Au18 ( SeC6H5 ) 14
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: Au18 ( SeC6H5 ) 14