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What is the molecular formula of the molecule identified by [(2S,3S,5S,6R)-4-[6-[5-[(3aR,6S,6aS)-3-[bis(4-methoxyphenyl)-phenylmethyl]-2-oxo-3a,4,6,6a-tetrahydro-1H-thieno[3,4-d]imidazol-6-yl]pentanoylamino]hexoxy-(2-cyanoethoxy)-oxidophosphaniumyl]oxy-2,3,5,6-tetraacetyloxycyclohexyl] acetate ?
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C56H71N4O18PS
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