You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl (E)-3-[6-[4-methoxy-4-(trifluoromethyl)piperidin-1-yl]pyridin-3-yl]prop-2-enoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H19F3N2O3
assistant