15689
PEG 6000 was an appropriate plasticizer for DXM pellets , and increasing the content of PEG 6000 , was also slightly decreasing the dissolution rate .
 Chemical: PEG 6000; Chemical: DXM; Chemical: PEG 6000
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: PEG 6000; Chemical: DXM; Chemical: PEG 6000