C313212111133131211331333133313331333133311233133313311232233132211
  >>
   C31321211113313121133133313331333133313331123313331331123223313221
  <<
   C313212111133131211331333133313331333133311233133313311232233132213
  >>
 
 
 C313212111133131211331333133313331333133311233133313311232233132212
  >>