C3123121111331312121111331333133313331333121333131333131133131133132233112331   >>    C312312111133131212111133133313331333133312133313133313113313113313223311233   <<    C3123121111331312121111331333133313331333121333131333131133131133132233112333   >>      C3123121111331312121111331333133313331333121333131333131133131133132233112332   >>