D12121323331322331313232223132313232213231323223313113313233311321   >>    D1212132333132233131323222313231323221323132322331311331323331132   <<    D12121323331322331313232223132313232213231323223313113313233311323   >>      D12121323331322331313232223132313232213231323223313113313233311322   >>