D1323112331313331313311232322331323132322331333131323133313221323132321   >>    D132311233131333131331123232233132313232233133313132313331322132313232   <<    D1323112331313331313311232322331323132322331333131323133313221323132323   >>      D1323112331313331313311232322331323132322331333131323133313221323132322   >>