You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,4R)-1-[(2S)-2-[[2-[2-[2-[2-[4-[(7R,9S,13S,14S,17S)-3,17-dihydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-7-yl]butoxy]ethoxy]ethoxy]ethoxy]acetyl]amino]-3,3-dimethylbutanoyl]-4-hydroxy-N-[[4-(4-methyl-1,3-thiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C52H74N4O10S
assistant