B33113313132313113313223313331323133313221211331333133313331333133313332121311
  >>
   B3311331313231311331322331333132313331322121133133313331333133313331333212131
  <<
   B33113313132313113313223313331323133313221211331333133313331333133313332121313
  >>
 
 
 B33113313132313113313223313331323133313221211331333133313331333133313332121312
  >>