I just tried it and didn't find a direct solution.

If you can, I mean if you have the software, save it as a wav file and compress it to mp3 using Audacity, Adobe Audition, GoldWave...


Desktop; i7-2600k, 8 GB mem., Win 10 Pro, BIAB 2017; RB 2017 - latest build
Laptop: i5-2410M, 4 GB mem, Win 10 Pro, BIAB 2017; RB 2017 - latest build