C32133223331333131133132212111133133313331333112113211322223231   >>    C3213322333133313113313221211113313331333133311211321132222323   <<    C32133223331333131133132212111133133313331333112113211322223233   >>      C32133223331333131133132212111133133313331333112113211322223232   >>