C111123313331323113313331333133313331323133112113313133313231311131333131
  >>
   C11112331333132311331333133313331333132313311211331313331323131113133313
  <<
   C111123313331323113313331333133313331323133112113313133313231311131333133
  >>
 
 
 C111123313331323113313331333133313331323133112113313133313231311131333132
  >>