C32133223331333131133132212111133133313331311113313222322131123312221   >>    C3213322333133313113313221211113313331333131111331322232213112331222   <<    C32133223331333131133132212111133133313331311113313222322131123312223   >>      C32133223331333131133132212111133133313331311113313222322131123312222   >>