D1323112331313331313311232322331323132322331333131323133313232233223331   >>    D132311233131333131331123232233132313232233133313132313331323223322333   <<    D1323112331313331313311232322331323132322331333131323133313232233223333   >>      D1323112331313331313311232322331323132322331333131323133313232233223332   >>