C32133223331333131133132212111133133313331311312332322131223323221   >>    C3213322333133313113313221211113313331333131131233232213122332322   <<    C32133223331333131133132212111133133313331311312332322131223323223   >>      C32133223331333131133132212111133133313331311312332322131223323222   >>