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Under IUPAC nomenclature, a molecule named [(2S,4S,6R)-4-(dimethylamino)-2-[4-[(E)-2-[(18E)-17-ethyl-1,14-dihydroxy-23,25-dimethoxy-13,19,21,27-tetramethyl-2,3,10,16-tetraoxo-11,28-dioxa-4-azatricyclo[22.3.1.04,9]octacos-18-en-12-yl]prop-1-enyl]-2-methoxycyclohexyl]oxy-6-methyloxan-3-yl] acetate is given. What is its corresponding molecular formula?
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C53H86N2O15
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