C1111233133313231133133313331333133313233211123231323113121
  >>
   C111123313331323113313331333133313331323321112323132311312
  <<
   C1111233133313231133133313331333133313233211123231323113123
  >>
 
 
 C1111233133313231133133313331333133313233211123231323113122
  >>