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CONTROL DATA Corp. said it is offering to purchase the $ 154.2 million amount of its 12 3/4 % senior notes due June 15 , 1991 , at par , plus accrued interest to the Dec. 8 purchase date .
 CONTROL DATA Corp., $ 154.2 million, 12 3/4 %, June 15 , 1991, Dec. 8
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 CONTROL DATA Corp., $ 154.2 million, 12 3/4 %, June 15 , 1991, Dec. 8