B3311331313231311331322331333132333133313132332133313232331221
  >>
   B331133131323131133132233133313233313331313233213331323233122
  <<
   B3311331313231311331322331333132333133313132332133313232331223
  >>
 
 
 B3311331313231311331322331333132333133313132332133313232331222
  >>