B3311331313231311331322331333132333133311211331333132313331323221333132313221311
  >>
   B331133131323131133132233133313233313331121133133313231333132322133313231322131
  <<
   B3311331313231311331322331333132333133311211331333132313331323221333132313221313
  >>
 
 
 B3311331313231311331322331333132333133311211331333132313331323221333132313221312
  >>