C32133223331333131133132212111133133313331333112113211322213223121   >>    C3213322333133313113313221211113313331333133311211321132221322312   <<    C32133223331333131133132212111133133313331333112113211322213223123   >>      C32133223331333131133132212111133133313331333112113211322213223122   >>