C21221212121211331322132313132313331313233313231321123223311
  >>
   C2122121212121133132213231313231333131323331323132112322331
  <<
   C21221212121211331322132313132313331313233313231321123223313
  >>
 
 
 C21221212121211331322132313132313331313233313231321123223312
  >>