10201
Herein we report a NMR relaxation study [ ( 1 ) H and ( 13 ) C T ( 1 ) , T ( 2 ) ; ( 13 ) C { ( 1 ) H } NOE ; various fields and temperatures ] which reveals profound differences between the relaxation behavior of dendrimers and linear polymers .
 Chemical: ( 1 ) H; Chemical: ( 13 ) C; Chemical: ( 13 ) C; Chemical: ( 1 ) H
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: ( 1 ) H; Chemical: ( 13 ) C; Chemical: ( 13 ) C; Chemical: ( 1 ) H