C312322331333132212111133133313331333131133113313331333133313123221231333111   >>    C31232233133313221211113313331333133313113311331333133313331312322123133311   <<    C312322331333132212111133133313331333131133113313331333133313123221231333113   >>      C312322331333132212111133133313331333131133113313331333133313123221231333112   >>