24564
Adding ethylene glycol ( EG ) to poly ( 3 , 4 - ethylenedioxythiophene ) : poly ( styrenesulfonate ) ( PEDOT : PSS ) solution improves the crystallinity of the PEDOT and the ordering of the PEDOT nanocrystals in solid films .
 Chemical: ethylene glycol; Chemical: poly ( 3 , 4 - ethylenedioxythiophene ); Chemical: poly ( styrenesulfonate ); Chemical: PEDOT; Chemical: PSS; Chemical: PEDOT; Chemical: PEDOT
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: ethylene glycol; Chemical: poly ( 3 , 4 - ethylenedioxythiophene ); Chemical: poly ( styrenesulfonate ); Chemical: PEDOT; Chemical: PSS; Chemical: PEDOT; Chemical: PEDOT