22180
Synthesis of phenyleneethynylene - doped poly ( pphenylenebutadiynylene ) s for live cell imaging .
 Chemical: phenyleneethynylene; Chemical: poly ( pphenylenebutadiynylene ) s
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: phenyleneethynylene; Chemical: poly ( pphenylenebutadiynylene ) s