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system
Provide the molecular formula for the IUPAC named substance 1-[(2R,5R)-5-[[[(2R,5R)-5-(4-amino-5-methyl-2-oxopyrimidin-1-yl)-2-[[[(2R,5R)-5-(4-amino-5-methyl-2-oxopyrimidin-1-yl)-2-[[[(2R,5R)-5-(4-amino-5-methyl-2-oxopyrimidin-1-yl)-2-[[[(2R,5R)-5-(4-amino-5-methyl-2-oxopyrimidin-1-yl)-2-[[[(2R,5R)-5-(2-amino-6-oxo-1H-purin-9-yl)-2-ethyloxolan-3-yl]oxy-oxidophosphinothioyl]oxymethyl]oxolan-3-yl]oxy-sulfidophosphoryl]oxymethyl]oxolan-3-yl]oxy-oxidophosphinothioyl]oxymethyl]oxolan-3-yl]oxy-oxidophosphinothioyl]oxymethyl]oxolan-3-yl]oxy-oxidophosphinothioyl]oxymethyl]-4-[[(2R,5R)-5-(2-amino-6-oxo-1H-purin-9-yl)-3-[methoxy(oxido)phosphinothioyl]oxyoxolan-2-yl]methoxy-oxidophosphinothioyl]oxyoxolan-2-yl]-5-methylpyrimidine-2,4-dione .
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C72H92N24O36P7S7-7
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