B3311331313231311331322331333131133132333132333133313223313231311331323222233221
  >>
   B331133131323131133132233133313113313233313233313331322331323131133132322223322
  <<
   B3311331313231311331322331333131133132333132333133313223313231311331323222233223
  >>
 
 
 B3311331313231311331322331333131133132333132333133313223313231311331323222233222
  >>