24700
Spray - deposited organic thin - film transistors show a record mobility of 2 . 2 cm ( 2 ) V ( - 1 ) s ( - 1 ) and demonstrate the potential for incorporation in large - area , low - cost electronic applications .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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