C312322331333132212111133133313331333133312121111331322133311311   >>    C31232233133313221211113313331333133313331212111133132213331131   <<    C312322331333132212111133133313331333133312121111331322133311313   >>      C312322331333132212111133133313331333133312121111331322133311312   >>