24964
By changing the PDMAEMA length , the emission performance of HCP - star - PDMAEMAs could be readily adjusted .
 Chemical: PDMAEMA; Chemical: PDMAEMAs
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: PDMAEMA, PDMAEMAs 
Answer:
 Chemical: PDMAEMA; Chemical: PDMAEMAs