C3123121111331312121111331333133313331333121333131133133313113313223313133231   >>    C312312111133131212111133133313331333133312133313113313331311331322331313323   <<    C3123121111331312121111331333133313331333121333131133133313113313223313133233   >>      C3123121111331312121111331333133313331333121333131133133313113313223313133232   >>