C31231211111133131211113313331333132233133313331333132223133322121
  >>
   C3123121111113313121111331333133313223313331333133313222313332212
  <<
   C31231211111133131211113313331333132233133313331333132223133322123
  >>
 
 
 C31231211111133131211113313331333132233133313331333132223133322122
  >>