C13112133313331323321333133313331333133313331333133313331333133313331313331311331323223323211333211
  >>
   C1311213331333132332133313331333133313331333133313331333133313331333131333131133132322332321133321
  <<
   C13112133313331323321333133313331333133313331333133313331333133313331313331311331323223323211333213
  >>
 
 
 C13112133313331323321333133313331333133313331333133313331333133313331313331311331323223323211333212
  >>