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Attempts to unveil the complexity of these systems have been devoted to the investigation of the binding processes between artificial molecules , complexes or aggregates within multicomponent mixtures , which has facilitated the emergence of the field of self - sorting in the last decade .
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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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