C2221333133313331311233132313331333133313331321123231111331311121   >>    C222133313331333131123313231333133313331333132112323111133131112   <<    C2221333133313331311233132313331333133313331321123231111331311123   >>      C2221333133313331311233132313331333133313331321123231111331311122   >>