B231123233313231323132233133313233313232233132313231133131322331
  >>
   B23112323331323132313223313331323331323223313231323113313132233
  <<
   B231123233313231323132233133313233313232233132313231133131322333
  >>
 
 
 B231123233313231323132233133313233313232233132313231133131322332
  >>