C111123313331323113313331333133313331323132333133313331312132211
  >>
   C11112331333132311331333133313331333132313233313331333131213221
  <<
   C111123313331323113313331333133313331323132333133313331312132213
  >>
 
 
 C111123313331323113313331333133313331323132333133313331312132212
  >>