C31232233133313221211113313331333133313121111133313121221
  >>
   C3123223313331322121111331333133313331312111113331312122
  <<
   C31232233133313221211113313331333133313121111133313121223
  >>
 
 
 C31232233133313221211113313331333133313121111133313121222
  >>