CREATE TABLE table_70950 ("D 47 +" TEXT, "D 46 +" TEXT, "D 45 +" TEXT, "D 44 +" TEXT, "D 43 O" TEXT, "D 42 O" TEXT, "D 41 \\u221a" TEXT, "D 40 \\u221a" TEXT)

Name the D 44 when it has a D 40 of r 16
SELECT "D 44 +" FROM table_70950 WHERE "D 40 \u221a" = 'r 16'
SELECT "D 44 +" FROM "table_70950" WHERE "D 40 \u221a" = 'r 16'