You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 7-iodo-3-[(2-oxospiro[1H-pyrrolo[2,3-b]pyridine-3,6'-5,7-dihydro-3H-cyclopenta[f]benzimidazole]-2'-yl)methyl]-1,3,9-triazatricyclo[6.3.1.04,12]dodeca-4(12),5,7-triene-2,10-dione into molecular formula.
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C26H18IN7O3
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