16315
These results indicate that the molecular orientations of guest nitroxide radicals are almost independent of the molecular sizes of the guest radicals in TPP nanochannels , although the molecular dynamics are dependent on the molecular sizes .
 Chemical: nitroxide; Chemical: TPP
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: nitroxide; Chemical: TPP