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 (2S)-2-[3,5-bis(trifluoromethyl)phenyl]-4-bromo-N-(8-phenyl-1,4-dioxaspiro[4.5]decan-8-yl)butanamide .
user
C26H26BrF6NO3
assistant