user: Question: What is Label, when Format is double CD?
Columns: ['Region', 'Date', 'Label', 'Format', 'Catalog']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['United States', '1 August 1976', 'Epic Records', 'stereo LP', 'PE 34149']
SQL:

assistant: SELECT "Label" FROM "Table" WHERE "Format" = 'double CD';