You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1'-[(3S,5S,6R)-6-methyl-2-oxo-5-phenyl-1-(2,2,2-trifluoroethyl)piperidin-3-yl]-2'-oxospiro[3H-furo[2,3-b]pyridine-2,3'-pyrrolo[2,3-b]pyridine]-5-carboxamide into its molecular formula.
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C28H24F3N5O4
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