C312322331333132212111133133313331333131133113313331333133313331233112131   >>    C31232233133313221211113313331333133313113311331333133313331333123311213   <<    C312322331333132212111133133313331333131133113313331333133313331233112133   >>      C312322331333132212111133133313331333131133113313331333133313331233112132   >>