D12121212121313233313232313231323123231323223313113313233313111131   >>    D1212121212131323331323231323132312323132322331311331323331311113   <<    D12121212121313233313232313231323123231323223313113313233313111133   >>      D12121212121313233313232313231323123231323223313113313233313111132   >>