D12121323331322331313232223132313232213231323223313113313231323132313221   >>    D1212132333132233131323222313231323221323132322331311331323132313231322   <<    D12121323331322331313232223132313232213231323223313113313231323132313223   >>      D12121323331322331313232223132313232213231323223313113313231323132313222   >>