D12121323331322331311132313132313331313232233132323132313233313232223321   >>    D1212132333132233131113231313231333131323223313232313231323331323222332   <<    D12121323331322331311132313132313331313232233132323132313233313232223323   >>      D12121323331322331311132313132313331313232233132323132313233313232223322   >>