C2221333133313331311233132313331333133313331323112231323132311331   >>    C222133313331333131123313231333133313331333132311223132313231133   <<    C2221333133313331311233132313331333133313331323112231323132311333   >>      C2221333133313331311233132313331333133313331323112231323132311332   >>