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 4-[(2,4-dimethylpyrazol-3-yl)methylamino]-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoic acid .
user
C25H26N4O5
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