C11112331312111112111133133313331333133311211233112123231
  >>
   C1111233131211111211113313331333133313331121123311212323
  <<
   C11112331312111112111133133313331333133311211233112123233
  >>
 
 
 C11112331312111112111133133313331333133311211233112123232
  >>