user: Question: What is the production code of the episode written by José Molina that aired on October 12, 2004?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code', 'U.S. viewers (millions)']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [117.0, 1.0, '"Birthright"', 'Arthur W. Forney', 'Jonathan Greene', 'September 21, 2004', 'E5201', '14.20']
SQL:

assistant: SELECT "Production code" FROM "Table" WHERE "Written by" = 'José Molina' AND "Original air date" = 'October 12, 2004';