B3311331313231311331322331333132313331323223312113313331333133313223321121
  >>
   B331133131323131133132233133313231333132322331211331333133313331322332112
  <<
   B3311331313231311331322331333132313331323223312113313331333133313223321123
  >>
 
 
 B3311331313231311331322331333132313331323223312113313331333133313223321122
  >>