C21221212121323223313131323132322331323131322132323221111
  >>
   C2122121212132322331313132313232233132313132213232322111
  <<
   C21221212121323223313131323132322331323131322132323221113
  >>
 
 
 C21221212121323223313131323132322331323131322132323221112
  >>