You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (2S,3R)-2-[[(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-methoxypropanoyl]amino]-3-phenylmethoxybutanoic acid into molecular formula.
user
C30H32N2O7
assistant