C312322331333132212111133133313331333131133113313331333133313332312112331   >>    C31232233133313221211113313331333133313113311331333133313331333231211233   <<    C312322331333132212111133133313331333131133113313331333133313332312112333   >>      C312322331333132212111133133313331333131133113313331333133313332312112332   >>