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The microcapsules are formed in aqueous phase by the precipitation of n - eicosane together with modified polyhydromethylsiloxane from a common solvent which is miscible with aqueous media .
 Chemical: n - eicosane; Chemical: polyhydromethylsiloxane
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: n - eicosane; Chemical: polyhydromethylsiloxane