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Name the molecular formula for the molecule established as methyl (4R)-4-[(3S,5S,8R,9S,10S,12S,13R,14S,17R)-3-amino-12-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoate using the IUPAC nomenclature.
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C25H43NO3
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