C1111233131211111211113313331333133313331333133322211121
  >>
   C111123313121111121111331333133313331333133313332221112
  <<
   C1111233131211111211113313331333133313331333133322211123
  >>
 
 
 C1111233131211111211113313331333133313331333133322211122
  >>