C313212111113331323312111133133313331333131212111133133311331333132323321111   >>    C31321211111333132331211113313331333133313121211113313331133133313232332111   <<    C313212111113331323312111133133313331333131212111133133311331333132323321113   >>      C313212111113331323312111133133313331333131212111133133311331333132323321112   >>