You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R,3R,4S,5R)-2-[6-[(3-fluorophenyl)methyl-methylamino]purin-9-yl]-5-[[4-(pentafluoro-lambda6-sulfanyl)phenyl]methoxymethyl]oxolane-3,4-diol is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H25F6N5O4S
assistant