C1311213331333132332133313331333133313121111331333133313331131211   >>    C131121333133313233213331333133313331312111133133313331333113121   <<    C1311213331333132332133313331333133313121111331333133313331131213   >>      C1311213331333132332133313331333133313121111331333133313331131212   >>