C2221333133313331311233132313331333133313331311233132311331333133311213221   >>    C222133313331333131123313231333133313331333131123313231133133313331121322   <<    C2221333133313331311233132313331333133313331311233132311331333133311213223   >>      C2221333133313331311233132313331333133313331311233132311331333133311213222   >>