B33113313132313113313223313331311331323231311331323133313223313231323332211
  >>
   B3311331313231311331322331333131133132323131133132313331322331323132333221
  <<
   B33113313132313113313223313331311331323231311331323133313223313231323332213
  >>
 
 
 B33113313132313113313223313331311331323231311331323133313223313231323332212
  >>