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system
Provide the molecular formula for the IUPAC named substance (2S,3R,4S,5S,6R)-2-[(2R,3R,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-2-[[(3S,5R,9R,10R,13S,14S,17S)-17-[(2R,3S,5S)-2-methoxy-5-(2-methylprop-1-enyl)oxolan-3-yl]-4,4,10,13,14-pentamethyl-2,3,5,6,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-yl]oxy]oxan-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol .
user
C43H70O13
assistant