C31333131123313331311233133313231333132313232233133313232113311   >>    C3133313112331333131123313331323133313231323223313331323211331   <<    C31333131123313331311233133313231333132313232233133313232113313   >>      C31333131123313331311233133313231333132313232233133313232113312   >>