C312322331333132212111133133313331333133312121111331312111111131131   >>    C31232233133313221211113313331333133313331212111133131211111113113   <<    C312322331333132212111133133313331333133312121111331312111111131133   >>      C312322331333132212111133133313331333133312121111331312111111131132   >>