D121213233313132233132333131313231333132333131323331323132323221   >>    D12121323331313223313233313131323133313233313132333132313232322   <<    D121213233313132233132333131313231333132333131323331323132323223   >>      D121213233313132233132333131313231333132333131323331323132323222   >>