C11111333133313232233133313331333133313231312331323133313231323331322111
  >>
   C1111133313331323223313331333133313331323131233132313331323132333132211
  <<
   C11111333133313232233133313331333133313231312331323133313231323331322113
  >>
 
 
 C11111333133313232233133313331333133313231312331323133313231323331322112
  >>