Robuta

https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C33H68/c1-7-9-11-12-13-14-15-17-23-31(4)24-18-16-19-25-32(5)27-21-29-33(6)28-20-26-30(3)22-10-8-2/h30-33H%2C7-29H2%2C1-6H3 5,9,13,19-tetramethylnonacosane