M-c-12x0101:17:50 Min 99%

The notation appears to be a specific identifier for a draft piece of music or a "scratch" track , likely from an experimental or electronic project. Breakdown of the Identifier

: Likely refers to the session or version number (e.g., Project 12, Version 1). M-C-12x0101:17:50 Min

: Used by foley artists or game designers to categorize raw recordings. The notation appears to be a specific identifier

: Indicates this is an unpolished or work-in-progress version, often used as a placeholder for later refinement. Context in Media Identifiers like these are frequently used in: M-C-12x0101:17:50 Min

While specific to the creator's filing system, this string follows a common pattern used in digital audio workstations (DAWs) or archival libraries: