C2221333133313331311233132313331333133313331321123231333131122322133311231   >>    C222133313331333131123313231333133313331333132112323133313112232213331123   <<    C2221333133313331311233132313331333133313331321123231333131122322133311233   >>      C2221333133313331311233132313331333133313331321123231333131122322133311232   >>