C31231211111133131211113313331333133313331323133313311211113313331333132233313233211
  >>
   C3123121111113313121111331333133313331333132313331331121111331333133313223331323321
  <<
   C31231211111133131211113313331333133313331323133313311211113313331333132233313233213
  >>
 
 
 C31231211111133131211113313331333133313331323133313311211113313331333132233313233212
  >>