C32133223331333131133132212111133133313331333131223332113122322121   >>    C3213322333133313113313221211113313331333133313122333211312232212   <<    C32133223331333131133132212111133133313331333131223332113122322123   >>      C32133223331333131133132212111133133313331333131223332113122322122   >>