B3311331313231311331322331333132313331322331323133313331333133313331333133313331313312111133331321221
  >>
   B331133131323131133132233133313231333132233132313331333133313331333133313331333131331211113333132122
  <<
   B3311331313231311331322331333132313331322331323133313331333133313331333133313331313312111133331321223
  >>
 
 
 B3311331313231311331322331333132313331322331323133313331333133313331333133313331313312111133331321222
  >>