C111123313331323113313331313331333132313331322121133132312321
  >>
   C11112331333132311331333131333133313231333132212113313231232
  <<
   C111123313331323113313331313331333132313331322121133132312323
  >>
 
 
 C111123313331323113313331313331333132313331322121133132312322
  >>