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system
Provide the molecular formula for the IUPAC named substance (3,3-difluoro-2-methylbutan-2-yl) N-[(1S,4R,6S,7Z,11R,13R,14S,18R)-18-(2,3-dihydro-[1,4]dioxino[2,3-f]isoquinolin-7-yloxy)-13-ethyl-11-methyl-4-[(1-methylcyclopropyl)sulfonylcarbamoyl]-2,15-dioxo-3,16-diazatricyclo[14.3.0.04,6]nonadec-7-en-14-yl]carbamate .
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C42H55F2N5O10S
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