4060
The purity of sulforaphene was determined by HPLC analysis and its chemical structure was assessed by MS , ( 1 ) H NMR , ( 13 ) C NMR and DEPT - 135 NMR .
 Chemical: sulforaphene; Chemical: ( 1 ) H; Chemical: ( 13 ) C
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: sulforaphene; Chemical: ( 1 ) H; Chemical: ( 13 ) C