C111123313331323113313331333133313331323131211113313331323331333133313331333133313331333131123312121
  >>
   C11112331333132311331333133313331333132313121111331333132333133313331333133313331333133313112331212
  <<
   C111123313331323113313331333133313331323131211113313331323331333133313331333133313331333131123312123
  >>
 
 
 C111123313331323113313331333133313331323131211113313331323331333133313331333133313331333131123312122
  >>