Robuta

https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C14H12S/c1-9-6-7-13-12(8-9)11-5-3-4-10(2)14(11)15-13/h3-8H%2C1-2H3 2,6-Dimethyldibenzothiophene