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system
Name the molecular formula for the molecule established as (3R,5S,6R,7R,10S,13R)-17-[(2R)-5-amino-3,5-dimethyl-6-(1H-1,2,4-triazol-5-yl)hexan-2-yl]-6-ethyl-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol using the IUPAC nomenclature.
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C31H54N4O2
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