D23112331322331313231323331313132333131323331323331331121122233221   >>    D2311233132233131323132333131313233313132333132333133112112223322   <<    D23112331322331313231323331313132333131323331323331331121122233223   >>      D23112331322331313231323331313132333131323331323331331121122233222   >>