C111123313121111121111331333133313331333133313331333133313331311331311133311321   >>    C11112331312111112111133133313331333133313331333133313331333131133131113331132   <<    C111123313121111121111331333133313331333133313331333133313331311331311133311323   >>      C111123313121111121111331333133313331333133313331333133313331311331311133311322   >>