C31232233133313221211113313331333132313331333133313331333133313233222211
  >>
   C3123223313331322121111331333133313231333133313331333133313331323322221
  <<
   C31232233133313221211113313331333132313331333133313331333133313233222213
  >>
 
 
 C31232233133313221211113313331333132313331333133313331333133313233222212
  >>