C111123313331323113313331333133313231333131133122233112321
  >>
   C11112331333132311331333133313331323133313113312223311232
  <<
   C111123313331323113313331333133313231333131133122233112323
  >>
 
 
 C111123313331323113313331333133313231333131133122233112322
  >>