Generating a guid in ColdFusion

Anyone can point me to how to generate guids in ColdFusion?

I have a file that is generating by a cffile move on a server.

Trying to prepare for the case of more than user trying to use the file at the same time.

A coworker suggested using guid in coldFusion and I would like to learn how to do it with the code snippet attached below.
<cfset filePath = 'c:\Temp\OfferTargetingZIP_Associations.txt'>	

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cf has CreateUUID() function which generates a "35-character string representation of a unique 128-bit
fyi, cf uuid format is xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxxxxxx, where x is a hexadecimal digit (0-9 or A-F). The character groups are 8-4-4-16
This does not conform to the Microsoft/DCE standard, which is as follows:
xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx (8-4-4-4-12)
There are UUID test tools and a user-defined function called CreateGUID, which converts CFML UUIDs to
UUID/Microsoft GUID format, available on the web at

[all from CFML reference for CreateUUID() function]
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