C31232233133313221211113313331333133313332321333131133131213121
  >>
   C3123223313331322121111331333133313331333232133313113313121312
  <<
   C31232233133313221211113313331333133313332321333131133131213123
  >>
 
 
 C31232233133313221211113313331333133313332321333131133131213122
  >>