C3123121111331312121111331311331333133313232233133313112111133131   >>    C312312111133131212111133131133133313331323223313331311211113313   <<    C3123121111331312121111331311331333133313232233133313112111133133   >>      C3123121111331312121111331311331333133313232233133313112111133132   >>