C2221333133313331311233132313331333133313331333133313331311331333211331   >>    C222133313331333131123313231333133313331333133313331333131133133321133   <<    C2221333133313331311233132313331333133313331333133313331311331333211333   >>      C2221333133313331311233132313331333133313331333133313331311331333211332   >>