C312322331333132212111133133313331333133312121111331311331311213112111   >>    C31232233133313221211113313331333133313331212111133131133131121311211   <<    C312322331333132212111133133313331333133312121111331311331311213112113   >>      C312322331333132212111133133313331333133312121111331311331311213112112   >>