B33113313132313113313223313331323132333132332313331333133313232211311
  >>
   B3311331313231311331322331333132313233313233231333133313331323221131
  <<
   B33113313132313113313223313331323132333132332313331333133313232211313
  >>
 
 
 B33113313132313113313223313331323132333132332313331333133313232211312
  >>