CREATE TABLE table_52016 ("D 40 \\u221a" TEXT, "D 41 \\u221a" TEXT, "D 42 \\u221a" TEXT, "D 43 \\u221a" TEXT, "D 44 \\u221a" TEXT, "D 45 O" TEXT, "D 46 O" TEXT, "R 53 +" TEXT, "R 52 +" TEXT, "R 51 +" TEXT)

Name the D 42 when it has D 44 of r 36
SELECT "D 42 \u221a" FROM table_52016 WHERE "D 44 \u221a" = 'r 36 √'
SELECT "D 42 \u221a" FROM "table_52016" WHERE "D 44 \u221a" = 'r 36 √'