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system
Name the molecular formula for the molecule established as (4aR,6aS,7R)-7-[(2S,3S,4S,5S)-5-ethyl-3,4-dihydroxy-6-methylheptan-2-yl]-4a,6a-dimethyl-4,4b,5,6,7,8,9,10,10a,10b,11,12-dodecahydro-3H-chrysen-2-one using the IUPAC nomenclature.
user
C30H50O3
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