C1311213331333132332133313331333133313121111331333133313121111331322331323311   >>    C131121333133313233213331333133313331312111133133313331312111133132233132331   <<    C1311213331333132332133313331333133313121111331333133313121111331322331323313   >>      C1311213331333132332133313331333133313121111331333133313121111331322331323312   >>