You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-prop-2-ynylpent-4-ynyl 1-cyclopropyl-6-fluoro-8-methoxy-7-(3-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H30FN3O4
assistant