D1323112331313331313311232322331323132322331333131323132313221121131   >>    D132311233131333131331123232233132313232233133313132313231322112113   <<    D1323112331313331313311232322331323132322331333131323132313221121133   >>      D1323112331313331313311232322331323132322331333131323132313221121132   >>