You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1R,3S)-3-[4-[3-[(2S,4R)-3,3,9-trimethyl-8-thiatricyclo[4.3.0.02,4]nona-1(9),6-dien-7-yl]-1,2,4-oxadiazol-5-yl]anilino]cyclopentane-1-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H27N3O3S
assistant