D121213233313132233132333131313132313232233131313233313231323331313231211   >>    D12121323331313223313233313131313231323223313131323331323132333131323121   <<    D121213233313132233132333131313132313232233131313233313231323331313231213   >>      D121213233313132233132333131313132313232233131313233313231323331313231212   >>