user: Question: Which ε (M -1 cm -1) has a molar mass of 1008 g/mol?
Columns: ['Color', 'mass (g/mol)', 'Absorb (nm)', 'Emit (nm)', 'ε (M -1 cm -1 )']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['violet', '874', '353', '432', '15,000']
SQL:

assistant: SELECT "ε (M -1 cm -1 )" FROM "Table" WHERE "mass (g/mol)" = '1008';