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They contain various types of steviol glycosides , and their main components are stevioside and rebaudioside A .
 Chemical: steviol glycosides; Chemical: stevioside; Chemical: rebaudioside A
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: steviol glycosides; Chemical: stevioside; Chemical: rebaudioside A