C312322331333132212111133133313331333131133113313331333131133132331233331   >>    C31232233133313221211113313331333133313113311331333133313113313233123333   <<    C312322331333132212111133133313331333131133113313331333131133132331233333   >>      C312322331333132212111133133313331333131133113313331333131133132331233332   >>