C313212111133131211331333133313331333133313231333133313331333133313331121113221211
  >>
   C31321211113313121133133313331333133313331323133313331333133313331333112111322121
  <<
   C313212111133131211331333133313331333133313231333133313331333133313331121113221213
  >>
 
 
 C313212111133131211331333133313331333133313231333133313331333133313331121113221212
  >>