B33113313132313113313223313331323132322331323321323133313331323331123232211
  >>
   B3311331313231311331322331333132313232233132332132313331333132333112323221
  <<
   B33113313132313113313223313331323132322331323321323133313331323331123232213
  >>
 
 
 B33113313132313113313223313331323132322331323321323133313331323331123232212
  >>