B3311331313231311331322331333132313233313233213331333133322121
  >>
   B331133131323131133132233133313231323331323321333133313332212
  <<
   B3311331313231311331322331333132313233313233213331333133322123
  >>
 
 
 B3311331313231311331322331333132313233313233213331333133322122
  >>