You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (9aR,11aR)-9a,11a-dimethyl-1-(6-methylheptan-2-yl)-4-phenyl-1,2,3,3a,3b,4,5,5a,6,8,9,9b,10,11-tetradecahydroindeno[5,4-f]quinolin-7-one .
user
C32H49NO
assistant