user: Question: What is the Coefficient of 2 ppt?
Columns: ['Coefficient', 'Parts-per example', 'Uno equiv.', 'Symbol form', 'Value of quantity']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['10 −2', '2%', '2 centiuno', '2 cU', '2×10 −2']
SQL:

assistant: SELECT "Coefficient" FROM "Table" WHERE "Parts-per example" = '2 ppt';