C32133223331333131133132212111133133313331323223332322212133233231   >>    C3213322333133313113313221211113313331333132322333232221213323323   <<    C32133223331333131133132212111133133313331323223332322212133233233   >>      C32133223331333131133132212111133133313331323223332322212133233232   >>