24653
The NDI unit is linked to the flavin through a short spacer group via either the N ( 3 ) or N ( 10 ) positions of the flavin .
 Chemical: NDI; Chemical: flavin; Chemical: flavin
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: NDI; Chemical: flavin; Chemical: flavin