C312322331333132212111133133313331333133312121111331333133112311311331   >>    C31232233133313221211113313331333133313331212111133133313311231131133   <<    C312322331333132212111133133313331333133312121111331333133112311311333   >>      C312322331333132212111133133313331333133312121111331333133112311311332   >>