Just a sample I generated in Milkysynth, it's pretty simple, here's the file, works in Milkytracker 1.05.01 (which is in Guix, I pushed it yesterday) https://dustycloud.org/tmp/shiny-sketch.xm
updated to add a couple more, now it's a ringtone basically
If you have a fediverse account, you can quote this note from your own instance. Search https://social.coop/users/cwebber/statuses/114665875913214915 on your instance and quote it. (Note that quoting is not supported in Mastodon.)