You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,4R)-1-[2-[(9H-fluoren-9-ylmethoxycarbonylamino)methyl]-3-methylbutanoyl]-4-hydroxypyrrolidine-2-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H30N2O6
assistant