C2221333133313331311233132313331333133313331321123231333112331123331   >>    C222133313331333131123313231333133313331333132112323133311233112333   <<    C2221333133313331311233132313331333133313331321123231333112331123333   >>      C2221333133313331311233132313331333133313331321123231333112331123332   >>