C2221333133313331311233132313331333133313331321123231323231322321   >>    C222133313331333131123313231333133313331333132112323132323132232   <<    C2221333133313331311233132313331333133313331321123231323231322323   >>      C2221333133313331311233132313331333133313331321123231323231322322   >>