Preheat oven to 375°F. Grease a 9x9 inch baking dish. In a large bowl, combine flour, cinnamon, baking powder and salt; set aside. In a separate bowl, stir oats with brown sugar, applesauce, oil and eggs until well blended. Let stand for 10 minutes. Add applesauce mixture to flour mixture; stir just until blended. Stir in Amaz!ns™. Spoon mixture into prepared baking dish, spreading evenly. Bake for 20 minutes. Cool completely. Meanwhile, whisk powdered sugar with maple syrup until smooth. Drizzle glaze over bars. Let stand for 20 minutes or until set. Cut into 18 bars. Store covered or freeze in an airtight container for up to 1 month.