C32133223331333131133132212111133133313331333132311311312333311311231221   >>    C3213322333133313113313221211113313331333133313231131131233331131123122   <<    C32133223331333131133132212111133133313331333132311311312333311311231223   >>      C32133223331333131133132212111133133313331333132311311312333311311231222   >>