C31232233133313221211113313331311331333133313331331123231211
  >>
   C3123223313331322121111331333131133133313331333133112323121
  <<
   C31232233133313221211113313331311331333133313331331123231213
  >>
 
 
 C31232233133313221211113313331311331333133313331331123231212
  >>