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Metachromins are a series of sesquiterpenoid quinones isolated from Okinawan marine sponges .
 Chemical: Metachromins; Chemical: sesquiterpenoid quinones
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: Metachromins; Chemical: sesquiterpenoid quinones