You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3aS,3bS,9aR,9bR,11aS)-9-(4-methoxysulfanylphenoxy)-4,6,9a,11a-tetramethyl-2,3,3a,3b,4,5,5a,8,9,9b,10,11-dodecahydro-1H-indeno[5,4-f]quinolin-7-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H39NO3S
assistant