You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (2S)-2-[5-[(E)-[1-(2-fluorophenyl)-2,4,6-trioxo-1,3-diazinan-5-ylidene]methyl]indol-1-yl]propanoic acid .
user
C22H16FN3O5
assistant