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system
Name the molecular formula for the molecule established as [(8R,9S,10S)-4,8-dimethyl-2,7-dioxo-10-[(1S,4R)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carbonyl]oxy-9,10-dihydro-8H-thiopyrano[2,3-h]chromen-9-yl] (1S,4R)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carboxylate;[(8S,9R,10R)-4,8-dimethyl-2,7-dioxo-10-[(1S,4R)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carbonyl]oxy-9,10-dihydro-8H-thiopyrano[2,3-h]chromen-9-yl] (1S,4R)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carboxylate using the IUPAC nomenclature.
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C68H76O22S2
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