C22213331333133313112331323133313331333133313221333133313121231211
  >>
   C2221333133313331311233132313331333133313331322133313331312123121
  <<
   C22213331333133313112331323133313331333133313221333133313121231213
  >>
 
 
 C22213331333133313112331323133313331333133313221333133313121231212
  >>