C2221333133313331311233132313331333133313331311233132322221322321   >>    C222133313331333131123313231333133313331333131123313232222132232   <<    C2221333133313331311233132313331333133313331311233132322221322323   >>      C2221333133313331311233132313331333133313331311233132322221322322   >>