C3123121111331311213331333131133133313331333133313331333133313331333113313211   >>    C312312111133131121333133313113313331333133313331333133313331333133311331321   <<    C3123121111331311213331333131133133313331333133313331333133313331333113313213   >>      C3123121111331311213331333131133133313331333133313331333133313331333113313212   >>