C312322331333132212111133133313331333131133113313331333133313331213113231   >>    C31232233133313221211113313331333133313113311331333133313331333121311323   <<    C312322331333132212111133133313331333131133113313331333133313331213113233   >>      C312322331333132212111133133313331333131133113313331333133313331213113232   >>