You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[2-[3a-[2-[2-(dimethylamino)ethyl-(5-methyl-1,3,4-oxadiazole-2-carbonyl)amino]ethyl]-5b,8,8,11a-tetramethyl-2-oxo-1-propan-2-yl-3,4,5,5a,6,7,7a,9,10,11,11b,12,13,13a-tetradecahydrocyclopenta[a]chrysen-9-yl]acetyl]-2-methylcyclobutane-1-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C46H70N4O6
assistant