12872
Molecular modeling provided information about the binding model between the new inhibitors and neuraminidase , with the elongated groups at the C - 1 - position being projected toward the 430 - loop region .
 None
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:  
Answer:
 None