C3123121111113313121111331333133313331333132322331333133313331333133311112331   >>    C312312111111331312111133133313331333133313232233133313331333133313331111233   <<    C3123121111113313121111331333133313331333132322331333133313331333133311112333   >>      C3123121111113313121111331333133313331333132322331333133313331333133311112332   >>