You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[(3R,10S,13S,17R)-10,13-dimethyl-17-[(3R)-7-methyloct-1-yn-3-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl]propyl 2-[(dimethylamino)methyl]prop-2-enoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C37H61NO2
assistant