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What is the molecular formula of the compound with this IUPAC name 2-[[3-[[(10R,13R,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl]oxy]-2-octadec-9-enoyloxypropoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium ?
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C53H97NO7P+
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