C312322331333132212111133133313331333133312121111331333131323221322231   >>    C31232233133313221211113313331333133313331212111133133313132322132223   <<    C312322331333132212111133133313331333133312121111331333131323221322233   >>      C312322331333132212111133133313331333133312121111331333131323221322232   >>