C313212111113331323312111133133313331333133313331333133313331333131211111121332211
  >>
   C31321211111333132331211113313331333133313331333133313331333133313121111112133221
  <<
   C313212111113331323312111133133313331333133313331333133313331333131211111121332213
  >>
 
 
 C313212111113331323312111133133313331333133313331333133313331333131211111121332212
  >>