B3311331313231311331322331333131133132313311233132322112331211
  >>
   B331133131323131133132233133313113313231331123313232211233121
  <<
   B3311331313231311331322331333131133132313311233132322112331213
  >>
 
 
 B3311331313231311331322331333131133132313311233132322112331212
  >>