user: Question: What authors have Clarno Formation as the unit, Actinidia oregonensis as the name?
Columns: ['Name', 'Novelty', 'Status', 'Authors', 'Unit', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Actinidia oregonensis', 'Sp nov', 'valid', 'Manchester', 'Clarno Formation', 'USA']
SQL:

assistant: SELECT "Authors" FROM "Table" WHERE "Unit" = 'Clarno Formation' AND "Name" = 'Actinidia oregonensis';