You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1S,2R,5R)-2-[4-(2-methoxyphenyl)-6-(trifluoromethyl)pyrimidin-2-yl]sulfanyl-6,8-dioxabicyclo[3.2.1]octan-4-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C18H15F3N2O4S
assistant