D1323112331313331313223313231213231323331323331322331323233231221   >>    D132311233131333131322331323121323132333132333132233132323323122   <<    D1323112331313331313223313231213231323331323331322331323233231223   >>      D1323112331313331313223313231213231323331323331322331323233231222   >>