C2221333133313331311233132313331333133313331333133313331333133321123321   >>    C222133313331333131123313231333133313331333133313331333133313332112332   <<    C2221333133313331311233132313331333133313331333133313331333133321123323   >>      C2221333133313331311233132313331333133313331333133313331333133321123322   >>