Looks almost like a handbrake return spring round on rear brake drums- check places that do brakes, especially reconditioning as they usually have boxes of old springs lying around
Try a black cherry concentrate (FW maybe) ?
With a small dash of pear for fullness.
I've used that conc for a long steeped black cherry cigar for mtl and it worked quite well.
And for a licorice cherry menthol for mtl as well.
https://fivepawns.com/products/poets-sweet-black-tea?variant=39807148949642
Just need to work out what postcode they ship to within the US, and then MyUS or similar it to SA