You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-[6a-[[(2-methylpropan-2-yl)oxycarbonylamino]methyl]-3,3a,4,6-tetrahydro-2H-furo[2,3-c]pyrrol-5-yl]-5-amino-1-cyclopropyl-6,8-difluoro-4-oxoquinoline-3-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H30F2N4O6
assistant