user: Question: What episode number has 2J5352 as a production code?
Columns: ['No.', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code', 'U.S. viewers (million)']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '"Don\'t Be Yourself"', 'James Burrows', 'Ricky Blitt', 'April19,2010', '2J5351', '10.67']
SQL:

assistant: SELECT "No." FROM "Table" WHERE "Production code" = '2J5352';