D121213233313221323133313221323132333132333131311222331323223331   >>    D12121323331322132313331322132313233313233313131122233132322333   <<    D121213233313221323133313221323132333132333131311222331323223333   >>      D121213233313221323133313221323132333132333131311222331323223332   >>