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system
Name the molecular formula for the molecule established as 2-amino-9-[(1S,6R,8R,9S,15S,17R)-8-(6-aminopurin-9-yl)-3,9-dihydroxy-12-oxo-12-sulfanyl-3-sulfanylidene-2,4,7,11,13,16-hexaoxa-3lambda5,12lambda5-diphosphatricyclo[13.2.1.06,10]octadecan-17-yl]-1H-purin-6-one using the IUPAC nomenclature.
user
C20H24N10O10P2S2
assistant