C3123121111331312121111331333133313331333121333131133131133133313233113322121   >>    C312312111133131212111133133313331333133312133313113313113313331323311332212   <<    C3123121111331312121111331333133313331333121333131133131133133313233113322123   >>      C3123121111331312121111331333133313331333121333131133131133133313233113322122   >>