17192
The present paper describes the orientational control of 10 nm scale cylinders in sugar - based block copolymer thin films by simply varying the composition of the annealing co - solvent .
 Chemical: sugar
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: sugar