D23112331322331313232233132311132313233313231323331331123231323132211   >>    D2311233132233131323223313231113231323331323132333133112323132313221   <<    D23112331322331313232233132311132313233313231323331331123231323132213   >>      D23112331322331313232233132311132313233313231323331331123231323132212   >>