user: Question: Which Catalog has a Format of 7" single (second cover)?
Columns: ['Date', 'Label', 'Region', 'Format', 'Catalog']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['March 1984', 'RCA', 'France', '7" single (first cover)', 61298.0]
SQL:

assistant: SELECT "Catalog" FROM "Table" WHERE "Format" = '7" single (second cover)';