You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named tert-butyl N-[(S)-[7-[(S)-(1-cyanocyclobutyl)-[[3-(1,3-dioxoisoindol-2-yl)-2,2-difluoropropyl]amino]methyl]imidazo[1,2-b]pyridazin-2-yl]-(4,4-difluorocyclohexyl)methyl]carbamate by IUPAC nomenclature, provide its molecular formula.
user
C35H39F4N7O4
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