B3311331313231311331322331333132313231333131323223313331311331311331323312131
  >>
   B331133131323131133132233133313231323133313132322331333131133131133132331213
  <<
   B3311331313231311331322331333132313231333131323223313331311331311331323312133
  >>
 
 
 B3311331313231311331322331333132313231333131323223313331311331311331323312132
  >>