D12121323331322331313232223132313232213231323223313131323131111   >>    D1212132333132233131323222313231323221323132322331313132313111   <<    D12121323331322331313232223132313232213231323223313131323131113   >>      D12121323331322331313232223132313232213231323223313131323131112   >>