B331133131323131133132233133313233313331323133211331333133313331211113313331333133313331323112223221
  >>
   B33113313132313113313223313331323331333132313321133133313331333121111331333133313331333132311222322
  <<
   B331133131323131133132233133313233313331323133211331333133313331211113313331333133313331323112223223
  >>
 
 
 B331133131323131133132233133313233313331323133211331333133313331211113313331333133313331323112223222
  >>