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What is the molecular formula of the molecule identified by (2S,3R,4R,5R,6S)-2-[(2R,3R,4S,5S,6R)-4,5-dihydroxy-2-[[(3S,5R,6S,8R,9R,10R,12R,13R,14R,17S)-3-hydroxy-17-[(2S)-2-hydroxy-6-methylhept-5-en-2-yl]-4,4,8,10,14-pentamethyl-12-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,3,5,6,7,9,11,12,13,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-6-yl]oxy]-6-(hydroxymethyl)oxan-3-yl]oxy-6-methyloxane-3,4,5-triol ?
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C48H82O18
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