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What is the molecular formula of the molecule identified by 4-[[3-[4-[6-[[(5S,8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]oxy]hexanoyl]piperazine-1-carbonyl]-4-fluorophenyl]methyl]-2H-phthalazin-1-one ?
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C45H55FN4O5
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