C312322331333132212111133133313331333133312121111331333132221331   >>    C31232233133313221211113313331333133313331212111133133313222133   <<    C312322331333132212111133133313331333133312121111331333132221333   >>      C312322331333132212111133133313331333133312121111331333132221332   >>