You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 3-[(1R,2S)-2-[(9H-fluoren-9-ylmethoxycarbonylamino)methyl]cyclopentanecarbonyl]-2-methyl-1,3-thiazolidine-4-carboxylic acid .
user
C27H30N2O5S
assistant