C11112331333132311331333133313331333132313311211331323223313231333132313321221311
  >>
   C1111233133313231133133313331333133313231331121133132322331323133313231332122131
  <<
   C11112331333132311331333133313331333132313311211331323223313231333132313321221313
  >>
 
 
 C11112331333132311331333133313331333132313311211331323223313231333132313321221312
  >>