C2221333133313331311233132313331333133313331323321111331313331121231   >>    C222133313331333131123313231333133313331333132332111133131333112123   <<    C2221333133313331311233132313331333133313331323321111331313331121233   >>      C2221333133313331311233132313331333133313331323321111331313331121232   >>