user: Question: Name the D 41 which has a D 43 of R 18
Columns: ['D 41', 'D 42', 'D 43', 'D 44', 'D 45', 'D 46', 'R 54', 'R 53', 'R 52', 'R 51']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['D 20', 'D 19', 'D 18', 'D 17', 'D 16', 'D 15', 'D 14', 'D 13', 'D 12', 'D 11']
SQL:

assistant: SELECT "D 41" FROM "Table" WHERE "D 43" = 'R 18';