D233313231211211331323223313112113313233313232222331323132321211   >>    D23331323121121133132322331311211331323331323222233132313232121   <<    D233313231211211331323223313112113313233313232222331323132321213   >>      D233313231211211331323223313112113313233313232222331323132321212   >>