C2221333133313331311233132313331333133313331322133313112231311321   >>    C222133313331333131123313231333133313331333132213331311223131132   <<    C2221333133313331311233132313331333133313331322133313112231311323   >>      C2221333133313331311233132313331333133313331322133313112231311322   >>