CREATE TABLE table_71559 ("D 48" TEXT, "D 47" TEXT, "D 46" TEXT, "D 45" TEXT, "D 44" TEXT, "D 43" TEXT, "D 42" TEXT, "D 41" TEXT)

What is the D43 associated with a D41 of r 21?
SELECT "D 43" FROM table_71559 WHERE "D 41" = 'r 21'
SELECT "D 43" FROM "table_71559" WHERE "D 41" = 'r 21'