C11112331333132311331333133313331323112211232331121133131
  >>
   C1111233133313231133133313331333132311221123233112113313
  <<
   C11112331333132311331333133313331323112211232331121133133
  >>
 
 
 C11112331333132311331333133313331323112211232331121133132
  >>