C31232233133313221211113313331333132313331322121111121133132313332331211
  >>
   C3123223313331322121111331333133313231333132212111112113313231333233121
  <<
   C31232233133313221211113313331333132313331322121111121133132313332331213
  >>
 
 
 C31232233133313221211113313331333132313331322121111121133132313332331212
  >>