Robuta

https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C20H20N2/c1-22-13-10-16(11-14-22)19-18-7-3-2-5-15(18)8-9-17-6-4-12-21-20(17)19/h2-9%2C12H%2C10-11%2C13-14H2%2C1H3 Azatadine M (OH, -H2O) oh