C312322331333132212111133133313331333133312121111331333112332111211   >>    C31232233133313221211113313331333133313331212111133133311233211121   <<    C312322331333132212111133133313331333133312121111331333112332111213   >>      C312322331333132212111133133313331333133312121111331333112332111212   >>