C1311213331333132332133313331333133313121111331333133313331333133321123231   >>    C131121333133313233213331333133313331312111133133313331333133313332112323   <<    C1311213331333132332133313331333133313121111331333133313331333133321123233   >>      C1311213331333132332133313331333133313121111331333133313331333133321123232   >>