You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (3R)-2-[(5S)-9,10-difluoro-13-thiapentacyclo[15.2.2.02,16.04,14.06,11]henicosa-2,4(14),6(11),7,9,15-hexaen-5-yl]-11-hydroxy-5-oxa-1,2,8-triazatricyclo[8.4.0.03,8]tetradeca-10,13-diene-9,12-dione into molecular formula.
user
C30H27F2N3O4S
assistant