C32133223331333131133132212111133133313331311113313222322132121   >>    C3213322333133313113313221211113313331333131111331322232213212   <<    C32133223331333131133132212111133133313331311113313222322132123   >>      C32133223331333131133132212111133133313331311113313222322132122   >>