6282
The data suggest that PSD - 95 inhibition is a feasible strategy to prevent both development and maintenance of chronic inflammatory pain , while avoiding NMDAR antagonism - related side - effects .
 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