C111123313331323113313331333133313331323132333133311211331333211121
  >>
   C11112331333132311331333133313331333132313233313331121133133321112
  <<
   C111123313331323113313331333133313331323132333133311211331333211123
  >>
 
 
 C111123313331323113313331333133313331323132333133311211331333211122
  >>