D12121212121313232233132332313231333132313233313113313231321233131   >>    D1212121212131323223313233231323133313231323331311331323132123313   <<    D12121212121313232233132332313231333132313233313113313231321233133   >>      D12121212121313232233132332313231333132313233313113313231321233132   >>