D233313231211211331323223313112113313233313232222331323133313123232231   >>    D23331323121121133132322331311211331323331323222233132313331312323223   <<    D233313231211211331323223313112113313233313232222331323133313123232233   >>      D233313231211211331323223313112113313233313232222331323133313123232232   >>