You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule tert-butyl (1R,5S)-3-[7-[8-ethynyl-3-(methoxymethoxy)naphthalen-1-yl]-8-fluoro-2-[(6-methylidene-2,3,5,7-tetrahydro-1H-pyrrolizin-8-yl)methoxy]pyrido[4,3-d]pyrimidin-4-yl]-3,8-diazabicyclo[3.2.1]octane-8-carboxylate ?
user
C41H45FN6O5
assistant