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system
Provide the molecular formula for the IUPAC named substance 3,8,25,57,70-pentahydroxy-13-(2-hydroxyethyl)-14-(3-hydroxypropyl)-58-(2-methylpropyl)spiro[71,74-dioxa-29,30,62,63-tetrathia-48-azapentadecacyclo[44.13.6.25,24.233,36.12,6.112,16.122,31.140,44.150,54.010,21.019,31.049,64.056,60.09,72.020,73]tetraheptaconta-1(60),2,5,7,9(72),10(21),11,16(73),17,19,33,35,40,42,44(67),50,52,54(66),56,58,68-henicosaene-37,1'-cyclohexane]-4,38-dione .
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C81H87NO11S4
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