For an overwhelmingly intense smell of vomit, there is butyric acid.
https://chronicleflask.com/2014/11/29/butyric-acid-a-very-smelly-molecule/
A little dab will do a crowd if dispensed properly.
https://chronicleflask.com/2014/11/29/butyric-acid-a-very-smelly-molecule/
A little dab will do a crowd if dispensed properly.