C2221333133313331311233132313331333133313331323321111121111112223313223231   >>    C222133313331333131123313231333133313331333132332111112111111222331322323   <<    C2221333133313331311233132313331333133313331323321111121111112223313223233   >>      C2221333133313331311233132313331333133313331323321111121111112223313223232   >>