B33113313132313113313223313331323132313331313232233131333133313231321121
  >>
   B3311331313231311331322331333132313231333131323223313133313331323132112
  <<
   B33113313132313113313223313331323132313331313232233131333133313231321123
  >>
 
 
 B33113313132313113313223313331323132313331313232233131333133313231321122
  >>