C2221333133313331311233132313331333133313331323321111331313232131   >>    C222133313331333131123313231333133313331333132332111133131323213   <<    C2221333133313331311233132313331333133313331323321111331313232133   >>      C2221333133313331311233132313331333133313331323321111331313232132   >>