12663
Based on it , the ( 13 ) C NMR assignment of 24R - 1 and 24S - 1 was also established .
 Chemical: ( 13 ) C
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: ( 13 ) C 
Answer:
 Chemical: ( 13 ) C