C11112331333132311331333133313331333132313233313331123121121
  >>
   C1111233133313231133133313331333133313231323331333112312112
  <<
   C11112331333132311331333133313331333132313233313331123121123
  >>
 
 
 C11112331333132311331333133313331333132313233313331123121122
  >>