C3123121111331312121111331311331333133313232233132213331313112111   >>    C312312111133131212111133131133133313331323223313221333131311211   <<    C3123121111331312121111331311331333133313232233132213331313112113   >>      C3123121111331312121111331311331333133313232233132213331313112112   >>