C11112331333132311331333133313331333132313111123211322131
  >>
   C1111233133313231133133313331333133313231311112321132213
  <<
   C11112331333132311331333133313331333132313111123211322133
  >>
 
 
 C11112331333132311331333133313331333132313111123211322132
  >>