D233313231211211331323223313112113313233313232222331323132313231232323221   >>    D23331323121121133132322331311211331323331323222233132313231323123232322   <<    D233313231211211331323223313112113313233313232222331323132313231232323223   >>      D233313231211211331323223313112113313233313232222331323132313231232323222   >>