7140
In this work , we find that this coefficient strongly correlates with the temperature coefficient of the through - hydrogen - bond coupling , ( 3h ) J ( NC ' ) , based on NMR measurements of protein GB3 .
 Chemical: hydrogen
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: hydrogen