C2221333133313331311233132313331333133313331322133313112233232311   >>    C222133313331333131123313231333133313331333132213331311223323231   <<    C2221333133313331311233132313331333133313331322133313112233232313   >>      C2221333133313331311233132313331333133313331322133313112233232312   >>