C32133223331333131133132212111133133313331323223332322212122331   >>    C3213322333133313113313221211113313331333132322333232221212233   <<    C32133223331333131133132212111133133313331323223332322212122333   >>      C32133223331333131133132212111133133313331323223332322212122332   >>