C32133223331333131133132212111133133313331322113322333232213121   >>    C3213322333133313113313221211113313331333132211332233323221312   <<    C32133223331333131133132212111133133313331322113322333232213123   >>      C32133223331333131133132212111133133313331322113322333232213122   >>