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 5-O-ethyl 1-O-phenyl 4-(2-chlorophenyl)-6-propyl-4,7-dihydropyrazolo[3,4-b]pyridine-1,5-dicarboxylate .
user
C25H24ClN3O4
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