C11112331333132311331333132313331323331323131231212121211
  >>
   C1111233133313231133133313231333132333132313123121212121
  <<
   C11112331333132311331333132313331323331323131231212121213
  >>
 
 
 C11112331333132311331333132313331323331323131231212121212
  >>