C312322331333132212111133133313331333133312121111121133131133132211111   >>    C31232233133313221211113313331333133313331212111112113313113313221111   <<    C312322331333132212111133133313331333133312121111121133131133132211113   >>      C312322331333132212111133133313331333133312121111121133131133132211112   >>