C111123313121111121111331333133313331322121111331333131133131323311   >>    C11112331312111112111133133313331333132212111133133313113313132331   <<    C111123313121111121111331333133313331322121111331333131133131323313   >>      C111123313121111121111331333133313331322121111331333131133131323312   >>