B3311331313231311331322331333131133133313231133133313232213231323132221
  >>
   B331133131323131133132233133313113313331323113313331323221323132313222
  <<
   B3311331313231311331322331333131133133313231133133313232213231323132223
  >>
 
 
 B3311331313231311331322331333131133133313231133133313232213231323132222
  >>