C313212111113331323312111133133313331333131212111133133311331333132212112131   >>    C31321211111333132331211113313331333133313121211113313331133133313221211213   <<    C313212111113331323312111133133313331333131212111133133311331333132212112133   >>      C313212111113331323312111133133313331333131212111133133311331333132212112132   >>