C312322331333132212111133133313331333133312121111331322133313122211   >>    C31232233133313221211113313331333133313331212111133132213331312221   <<    C312322331333132212111133133313331333133312121111331322133313122213   >>      C312322331333132212111133133313331333133312121111331322133313122212   >>