Need help identifying the derailleur hanger

I think I found your derailleur hanger on a German website 😊 maybe this helps

https://www.ollisfahrradstudio.de/ZT-DE-094_-_Schaltauge_KLH005_SPIDER_VANITY_MY21.html

Best option is to call/email the manufacturer.

Failing that, Google lens is surprisingly good at this game.

Set it on a napkin, decent lighting and ai Google lens search.

I’ve found success twice using Google lens out of two tries. So not a great sample size, good luck.