C1111233133313231133133313331323133313331313331322121311
  >>
   C111123313331323113313331333132313331333131333132212131
  <<
   C1111233133313231133133313331323133313331313331322121313
  >>
 
 
 C1111233133313231133133313331323133313331313331322121312
  >>