102177
Taxonomy Among the genus Erythroxylum , cocaine-rich leaves are obtained from 4 taxa : E. novogranatense was originally identified as E. coca , subsequently described as a variety , and finally came to be recognized as its own species .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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