You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(3S)-1-azabicyclo[2.2.2]octan-3-yl] N-[7-(3-ethoxyphenyl)-3,3-dimethyl-2,4-dihydrochromen-4-yl]carbamate into molecular formula.
user
C27H34N2O4
assistant