C312322331333132212111133133313331333133312121111331312111111332333131   >>    C31232233133313221211113313331333133313331212111133131211111133233313   <<    C312322331333132212111133133313331333133312121111331312111111332333133   >>      C312322331333132212111133133313331333133312121111331312111111332333132   >>