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Can you give the molecular formula of the molecule ethyl (2R)-2-[5-bromo-6-(4-fluorophenyl)thieno[2,3-d]pyrimidin-4-yl]oxy-3-[5-[tert-butyl(dimethyl)silyl]oxy-2-[[2-[3-[[(2R,3R,4S,5S,6S)-3,4,5,6-tetramethoxyoxan-2-yl]methoxy]phenyl]pyrimidin-4-yl]methoxy]phenyl]propanoate ?
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C50H58BrFN4O11SSi
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