D1323112331313331322331313223313132322132313231313233313231323331313232221   >>    D132311233131333132233131322331313232213231323131323331323132333131323222   <<    D1323112331313331322331313223313132322132313231313233313231323331313232223   >>      D1323112331313331322331313223313132322132313231313233313231323331313232222   >>