D1323112331313331313311232322331323132322331333112211232313232233131   >>    D132311233131333131331123232233132313232233133311221123231323223313   <<    D1323112331313331313311232322331323132322331333112211232313232233133   >>      D1323112331313331313311232322331323132322331333112211232313232233132   >>