C312322331333132212111133133313331333133312121111331211111333133311322331   >>    C31232233133313221211113313331333133313331212111133121111133313331132233   <<    C312322331333132212111133133313331333133312121111331211111333133311322333   >>      C312322331333132212111133133313331333133312121111331211111333133311322332   >>