C3123121111331312121111331311331333133313232233133313112113323231   >>    C312312111133131212111133131133133313331323223313331311211332323   <<    C3123121111331312121111331311331333133313232233133313112113323233   >>      C3123121111331312121111331311331333133313232233133313112113323232   >>