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Imaging reveals EAN self assembles at the solid surface in a worm - like morphology , whereas EMIm cations adsorb in a more isolated fashion , but still in rows templated by the mica surface .
 Chemical: EAN; Chemical: EMIm
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: EAN; Chemical: EMIm