You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (1S,3S,4S,8S)-2-[(3,5-dimethoxyphenyl)sulfonylmethyl]-1,4,5,9,9-pentamethyltetracyclo[6.4.0.02,4.03,6]dodecane .
user
C26H38O4S
assistant