C2221333133313331311233132313331333133313331323321111121111113313331322221231   >>    C222133313331333131123313231333133313331333132332111112111111331333132222123   <<    C2221333133313331311233132313331333133313331323321111121111113313331322221233   >>      C2221333133313331311233132313331333133313331323321111121111113313331322221232   >>