C312322331333132212111133133313331333133312121111331322132313331121231   >>    C31232233133313221211113313331333133313331212111133132213231333112123   <<    C312322331333132212111133133313331333133312121111331322132313331121233   >>      C312322331333132212111133133313331333133312121111331322132313331121232   >>