B331133131323131133132233133313231333132212113313331333133313331311331333132313113313331322313112121
  >>
   B33113313132313113313223313331323133313221211331333133313331333131133133313231311331333132231311212
  <<
   B331133131323131133132233133313231333132212113313331333133313331311331333132313113313331322313112123
  >>
 
 
 B331133131323131133132233133313231333132212113313331333133313331311331333132313113313331322313112122
  >>