B33113313132313113313223313331323132313331333133112111133121111331333132232322311
  >>
   B3311331313231311331322331333132313231333133313311211113312111133133313223232231
  <<
   B33113313132313113313223313331323132313331333133112111133121111331333132232322313
  >>
 
 
 B33113313132313113313223313331323132313331333133112111133121111331333132232322312
  >>