trackname=<base variation>-<complexity level>-<id string>-<phrase length in beats>
<id string>you can use whatever string you like, but it's a good practice to mention at least the target instrument. If you use the Extended style creation wizard,
id stringis generated for you and will be something like
[Bass, C7M, ch11]: the instrument name, the source chord and source Midi channel.
<id string>, as explained above.