B331133131323131133132233133313233313331323133211331333133313232212111133133313232333311
  >>
   B33113313132313113313223313331323331333132313321133133313331323221211113313331323233331
  <<
   B331133131323131133132233133313233313331323133211331333133313232212111133133313232333313
  >>
 
 
 B331133131323131133132233133313233313331323133211331333133313232212111133133313232333312
  >>