32120
Typical e-commerce transactions include the purchase of online books ( such as Amazon ) and music purchases ( music download in the form of digital distribution such as iTunes Store ) , and to a less extent , customized / personalized online liquor store inventory services .
 Amazon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Amazon