C21221212121323223313131323132322331323331323121133132313232233111
  >>
   C2122121212132322331313132313232233132333132312113313231323223311
  <<
   C21221212121323223313131323132322331323331323121133132313232233113
  >>
 
 
 C21221212121323223313131323132322331323331323121133132313232233112
  >>