Robuta

https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C10H12O4S/c1-8-3-5-10(6-4-8)15(12%2C13)14-7-9(2)11/h3-6H%2C7H2%2C1-2H3 Hydroxyacetone p-Toluenesulfonate p