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Under IUPAC nomenclature, a molecule named 4-O-[(2E)-2-[cyano(isocyano)methylidene]-4-[4-[4-[2-[4-(2,2-dimethyl-3-prop-2-enoyloxypropoxy)-4-oxobutanoyl]oxyethyl]phenoxy]carbonylcyclohexanecarbonyl]oxy-1,3-benzodithiol-7-yl] 1-O-phenyl cyclohexane-1,4-dicarboxylate;4-O-(2,2-dimethyl-3-prop-2-enoyloxypropyl) 1-O-propyl butanedioate is given. What is its corresponding molecular formula?
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C67H76N2O20S2
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